CBSE Questions for Class 8 Maths Comparing Quantities Quiz 8 - MCQExams.com

A consumption tax imposed by the government on the sale of goods and services is called
  • VAT
  • sales tax
  • income tax
  • business tax
In the tax saver fixed deposit accounts, the deposit holder saving in which tax?
  • income tax
  • sales tax
  • property tax
  • land tax
Cost Comparison of Tools
ItemCost at John's ToolsCost at Lin's Tools
Hammer$$ $15$$$$ $18$$
Drill$$ $50$$$$ $55$$
Electric saw$$ $30$$$$ $25$$
If a distributor receives a $$10$$% discount from Johns Tools and a $$15$$% discount from Lins Tools, how much more would they pay, in dollars, to buy a drill and electric saw from Johns Tools than Lins Tools?
  • $$\$4$$ 
  • $$\$5$$ 
  • $$\$2$$ 
  • $$\$7$$ 
If paintbrushes cost $$1.50$$ each and canvases cost 6 times that much, which of the following represents the cost, in dollars, of $$p$$ paintbrushes and $$c$$ canvases?
  • $$7.5pc$$
  • $$10.5pc$$
  • $$9c+1.5p$$
  • $$10.5(p+c)$$
The population of an invasive species of moth doubles every $$5$$ years. If the initial population is $$300$$, what will be the population after $$15$$ years?
  • $$900$$
  • $$1200$$
  • $$2000$$
  • $$2400$$
FURNITURE SET
Set$$A$$$$B$$$$C$$
Tables$$1$$$$2$$$$3$$
Chairs$$7$$$$5$$$$2$$

PRICES
Year$$2002$$$$2007$$$$2012$$
Table$$ $60$$$$ $80$$$$ $100$$
Chair$$ $30$$$$ $35$$$$ $40$$

A furniture company sells three sets of furniture: set $$A$$, set $$B$$, and set $$C$$. Each set consists of a different number of tables and chairs as shown in the first table above. The second table shows the sale prices in dollars of each table and chair in three different years. Based on the prices shown, calculate the greatest possible sale price in dollars of a furniture set bought in $$2007$$.
  • $$ $270$$
  • $$ $335$$
  • $$ $320$$
  • $$ $325$$
  • $$ $315$$
Spice prices of distributor A
SpicePrice Per Kilogram
Cinnamon$$ $7.00$$
Nutmeg$$ $10.00$$
Ginger$$ $5.00$$
Cloves$$ $9.00$$
If a customer buys $$2$$ kilograms each of cinnamon and ginger and then sells to another person, then what is his net profit if he earns a profit of $$ $3 $$ per $$100$$ grams? 
  • $$ $192$$
  • $$ $120$$
  • $$ $126$$
  • $$ $1200$$
A hardware store sells lightbulbs in different quantities. The figure above shows the cost of various quantities. According to the figure, what is the cost of a single lightbulb?
493967_16317bf1ab1b4455b265fb393fe03850.png
  • $$ $0.56$$
  • $$ $1.80$$
  • $$ $2.50$$
  • $$ $3.60$$
In January the price of a certain item was $$\$120$$. In February the price increased by $$10$$ percent. During a sale in March, the February price was discounted by $$10$$ percent. What was the price of the item during the sale in March?
  • $$\$106.80$$
  • $$\$118.80$$
  • $$\$120.00$$
  • $$\$121.20$$
In the half yearly exam only $$70\%$$ of the students were passed. Out of these (passed in half yearly) only $$60\%$$ students are passed in annual exam. Out of those who did not pass the half yearly exam, $$80\%$$ passed in annual exam. What per cent of the students passed the annual exam?
  • $$42\%$$
  • $$56\%$$
  • $$66\%$$
  • $$38\%$$
A barrel of crude oil is extracted from shale at a cost of $$\$51$$, and then transported to and from the refinery at a cost of $$\$6$$ each direction. Oil is processed three times at the refinery plant, at a cost of $$\$9$$ each time. What is the profit, in dollars per barrel, if one barrel is sold for $$\$93$$? (Profit is equal to revenue minus expenses.)
  • $$1$$
  • $$2$$
  • $$3$$
  • $$4$$
If an article is sold at $$8\%$$ profit instead of $$8\%$$ loss, it would have brought Rs. $$12$$ more, what is the cost price of the article?
  • Rs. $$60$$
  • Rs. $$70$$
  • Rs. $$72$$
  • Rs. $$75$$
In a certain store, the profit is $$320$$% of the cost. If the cost increases by $$25$$% but the selling price remains constant, approximately what percentage of the selling price is the profit?
  • $$30$$%
  • $$70$$%
  • $$100$$%
  • $$250$$%
The question given below consists of a question followed by three statements. You have to study the question and the statements and decide which of the statement(s) is/are necessary to answer the question.

By selling an article what is the profit percent gained?
I. $$5\%$$ discount is given on list price.
II. If the discount is not given, $$20\%$$ profit is gained.
III. The cost price of the articles is $$\text{Rs. } 5000$$.
  • Only I and II
  • Only II and III
  • Only I and III
  • All I, II and III
  • None of these
A trader marks $$10\%$$ higher than the cost price. He gives a discount of $$10\%$$ on the marked price. In this kind of sales how much percent does the trader gain or lose?
  • $$5\%$$ gain
  • $$2\%$$ gain
  • $$1\%$$ loss
  • $$3\%$$ loss
The first year's interest on a sum of money lent at $$8$$% compound interest is $$Rs. 48$$. The second year's amount is
  • $$Rs. 48$$
  • $$Rs. 51.48$$
  • $$Rs. 56.48$$
  • $$Rs. 96$$
At the "$$30\%$$ off" book sale, a calculus book costs $$\$24$$. What is the original price of the book?
  • $$\$72.80$$
  • $$\$77$$
  • $$\$80$$
  • $$\$82.60$$
A men's clothing retailer order $ $$25,400$$ worth of outer garments and receives a discount of $$15$$% followed by an additional discount of $$10$$%. What is the cost of the clothing after these two discounts?
  • 9431
  • 19431
  • 1943
  • 19234
The price of commodity $$X$$ increases by $$40$$ paise every year, while the price of commodity $$Y$$ increases by $$15$$ paise every year. If in $$2001$$, the price of commodity $$X$$ was Rs. $$4.20$$ and that of $$Y$$ was Rs. $$6.30$$, in which year commodity $$X$$ will cost $$40$$ paise more than the commodity $$Y$$?
  • 2010
  • 2011
  • 2012
  • 2013
If an item is purchased at $ $$150$$ and sold at $ $$165$$, what percent of the original cost is the profit?
  • $$110$$ percent
  • $$89$$ percent
  • $$100$$ percent
  • $$9$$ percent
  • $$10$$ percent
Which set of the statement can give the percentage of discount given?
I. $$23.5$$% profit was earned by selling an almirah for $$Rs. 12,350$$.
II. If there were no discount, the earned profit would have been $$30$$%.
III. The cost price of the almirah was $$Rs. 10,000$$.
  • I and II
  • II and III
  • I and III
  • Any two of the three
  • None of these
The calculation of interest on the interest of principal amount is called
  • simple interest
  • compound interest
  • multiple interest
  • interest quarterly compounded
Anagha borrowed Rs.$$ 70,000$$ from her friend at the rate of $$3.5\%$$ p.a.compounded yearly. She returned the amount after three years. So calculate interest of first year and second year .
  • $$Rs.2,450,  85.75$$
  • $$Rs.2,450,  2,450$$
  • $$Rs.2,450,  2,535.75$$
  • $$Rs.2,450,  2100$$
Megha lended Rs.$$8000$$ as a loan for $$4$$ years at the rate $$4\%$$ compounded annualy. Calculate the interest she will recive by the method of simple interest.
  • $$8963.26$$
  • $$9358.86$$
  • $$1358.86$$
  • $$9863.25$$
Ranjana borrowed the money Rs$$1,00,000$$ for $$3$$ years at the rate $$3.5\%$$ p.a. compounded annually. Calculate interest to be paid.
  • $$10871.78$$
  • $$1000.8$$
  • $$8710.68$$
  • $$245$$
The bank offers senior citizens intrest at the rate $$9\%$$ p.a compounded yearly on a fixed deposit. What interest will be received at the end of $$5$$ years if Rs.$$10,000$$ are deposited. Calculate by the method of simple interest.
  • $$5386.23$$
  • $$5500.23$$
  • $$6523.65$$
  • $$4367.78$$
A businessman borrowed the Rs.$$45$$ lakh  for two years at the rate $$2.5\%$$ p.a. compounded annually. Calculate the compound interest by simple interest method.
  • $$2,23000$$
  • $$2,27,812.5$$
  • $$5,65,563$$
  • $$2,00,000$$
Amar gave Rs.$$50,000 $$ as a loan to Amir at the rate of $$4\%$$ p.a. Amir return the amount after two years. Calculate the interest on the first year's interest.
  • $$200$$
  • $$70$$
  • $$80$$
  • $$60$$
An industrialist borrowed the $$Rs\ 75,000$$ for two years at the rate $$2.5\%$$ p.a.compounded annually. Calculate the total amount compound interest by simple interest method.
  • $$2750$$
  • $$3750$$
  • $$78,795$$
  • $$78,796.87$$
Aman gave Rs.$$9500$$  as a loan to Megh at the rate of $$4\%$$ p.a. compounded yearly. Megh returned the amount after two years. Calculate the interest on the first year's interest.
  • $$380$$
  • $$270$$
  • $$15.2$$
  • $$40$$
A man lends Rs. $$12,500$$ at $$12$$% for the first year, at $$15$$% for the second year and at $$18$$% for the third year. If the rates of interest are compounded yearly; find the difference between the C.I. for the first year and the compound interest for the third year.
  • $$\text{Rs }1,498$$
  • $$\text{Rs }1,598$$
  • $$\text{Rs }1,298$$
  • $$\text{Rs }1,398$$
Ajay had purchased a second hand scooter for Rs. $$18000$$ and spent Rs $$1800$$ for repairs. After $$1$$ year he wanted to sell the scooter. At what price should he sell it to gain $$\cfrac{100}{9}$$ % , if $$\cfrac {100}{11}$$ % is to be deducted at the end of every year on account of depreciation?
  • $$10,000$$
  • $$20,000$$
  • $$30,000$$
  • $$40,000$$
The annual production in cement industry is subject to business cycles. The production increases for two consecutive years consistently by 1818?
  • $$24$$ % increase
  • $$25$$ % increase
  • $$42$$ % increase
  • $$45$$ % increase
A bank pays interest at the rate of $$8\%$$ per annum compounded yearly. Find the interest by simple interest method if $$Rs.\ 8000$$ was deposited for $$3$$ years.
  • $$Rs.\ 1000$$
  • $$Rs.\ 2077.7$$
  • $$Rs.\ 2000$$
  • $$Rs.\ 3456$$
The population of a town $$3$$ years ago was Rs. $$50,000$$.If the population in these three years has increased at the rate of $$10\%,15\%$$ and $$8\%$$ respectively, find the present population.
  • Rs. $$68,210$$
  • Rs. $$68,310$$
  • Rs. $$68,410$$
  • Rs. $$68,510$$
A sum of $$Rs.\ 15,000$$ is invested for $$3$$ years at $$10 \%$$ per annum compound interest. Calculate the interest for the second year.
  • $$Rs.\ 1,680$$
  • $$Rs.\ 1,650$$
  • $$Rs.\ 1,710$$
  • $$Rs.\ 1,640$$
The price of $$282$$ apples is Rs. $$1974$$. What will be the price of $$24$$ dozens of apples?
  • Rs. $$2016$$
  • Rs. $$2106$$
  • Rs. $$2160$$
  • Rs. $$2006$$
By selling on article for $$ Rs \  950$$, a man loses $$ 5 \%$$. If he had sold it for $$Rs. 1,220$$, the gain would be
  • $$20 \%$$
  • $$22 \%$$
  • $$24 \%$$
  • $$26 \%$$
If SP of an article is $$\displaystyle\frac{5}{4}$$ of its CP then the profit percentage in the transaction is :
  • $$10$$
  • $$20$$
  • $$30$$
  • $$25$$
Find the compound interest on Rs. $$70,000$$ for $$2$$ years, compounded annually at $$10\%$$ per annum.
  • $$14,400$$
  • $$14,700$$
  • $$14,300$$
  • $$14,100$$
The amount on Rs. $$20,500$$ at $$7%$$ per annum compunded annually for $$2$$ years, is:
  • $$22470$$
  • $$23470$$
  • $$24470$$
  • $$25470$$
A sum of Rs $$15,000$$ is invested for $$3$$ years at $$13$$ % per annum compound interest. Calculate the approx interest for the second year.
  • $$2100$$
  • $$2200$$
  • $$2300$$
  • $$2400$$
A sum of Rs.$$15,000$$ is invested for $$3$$ years at $$13$$ % per annum compound interest. Calculate the compound interest.
  • $$6500.435$$
  • $$6689.245$$
  • $$6643.455$$
  • $$6276.585$$
Raman borrowed Rs.$$1,20,000$$ for $$4$$ years at $$8$$ % per year compound interest. Calculate the final amount at the end of four years.
  • $$1,63,250$$
  • $$1,53,250$$
  • $$1,63,700$$
  • $$1,66,250$$
Find the compound interest on Rs. $$2,000$$ for $$3$$ years, compounded annually at $$12\%$$ per annum.
  • $$764$$
  • $$810$$
  • $$820$$
  • $$850$$
The discount is always on the _________.
  • Marked Price
  • Cost Price
  • Selling Price
  • Interest
Say true or false: 
The service tax is an indirect tax.
  • True
  • False
Direct tax is:
  • service tax
  • entertainment tax
  • revenue stamp duty
  • property tax
The number of items sold by Company C in the year 2011 is $$9.6$$, what percent of the number of items produced by it in that year?
  • $$56$$
  • $$64$$
  • $$72$$
  • $$79$$
A particular sum was divided among A, B and C in the ratio $$2:6:7$$ respectively. If the amount received by A was Rs. $$4,908$$, what was the difference between the amounts received by B and C?
  • Rs. $$2,454$$
  • Rs. $$3,494$$
  • Rs. $$2,135$$
  • Rs. $$2481$$
  • None of these$$
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