CBSE Questions for Class 8 Maths Comparing Quantities Quiz 9 - MCQExams.com

Aarati bought 10 dresses at RsShe paid Rs 200 extra as expenses. If she sold all the dresses at the cost of Rs 780 per dress, how much percentage profit or loss does she make?
  • 20% profit
  • 20% loss
  • 40% profit
  • 30% profit
The value of a machine depreciates every year by $$5\%$$. If the present value of the machine be Rs. $$100,000$$, what will be its value after two years?
  • Rs. $$100,050$$
  • Rs. $$90, 250$$
  • Rs. $$99,250$$
  • Rs. $$99,000$$
If $$15.5$$ litres of refined oil costs Rs. $$1063.30$$, what is the cost of $$1$$ litre of refined oil?
  • Rs. $$68.60$$
  • Rs. $$75.95$$
  • Rs. $$70.89$$
  • Rs. $$62.55$$
The compound interest on Rs. $$100000$$ at $$20\%$$ per annum for $$2$$ years $$3$$ months, compound annually is ________.
  • Rs. $$151200$$
  • Rs. $$100000$$
  • Rs. $$51200$$
  • Rs. $$251200$$
Bhajan Singh purchased $$120$$ reams of paper at Rs. $$80$$ per ream. He spent Rs. $$280$$ on transportation, paid octroi at the rate of $$40$$ paise per ream and paid Rs. $$72$$ to the coolie. If he wants to have a gain of $$8\%$$, what must be the selling price per ream?
  • Rs. $$86$$
  • Rs. $$87.48$$
  • Rs. $$89$$
  • Rs. $$90$$
After allowing a discount of $$25\%$$ on the marked price of a shirt, it is sold for Rs. $$240$$. Find the marked price of the shirt. 
  • Rs. $$115$$
  • Rs. $$320$$
  • Rs. $$240$$
  • Rs. $$50$$
The cost of a vehicle is Rs. $$1,75,000$$. If its value depreciates at the rate of $$20\%$$ per annum, then the total depreciation after $$3$$ years was _________.
  • Rs. $$86,400$$
  • Rs. $$82,500$$
  • Rs. $$84, 500$$
  • Rs. $$85,400$$
How many of the following transactions are profitable?
i) Two tables bought for Rs.30,500 and sold each at Rs.15,500.
ii) Three fans bought for Rs.12,500 and sold each at Rs.4,300.
iii) Three shirts bought for Rs.450 each and sold at Rs.1,430.
iv) Two computers bought for Rs.15,200 each and sold at Rs.38,500.
v) A pair of denims bought for Rs.1,000 and sold at Rs.850.
vi) Two mobiles bought for Rs.49,000 and sold each at Rs.25,300.
  • $$6$$
  • $$3$$
  • $$4$$
  • $$5$$
Kabir buys an article with $$25\%$$ discount on its marked price. He makes a profit of $$10\%$$ by selling it at Rs. $$660$$. The marked price is ___________.
  • Rs. $$600$$
  • Rs. $$700$$
  • Rs. $$800$$
  • Rs. $$685$$
If selling price of $$10$$ articles is equal to cost price of $$11$$ articles, then gain is:
  • $$8$$%
  • $$9$$%
  • $$8.5$$%
  • $$10$$%
A man earns Rs. $$20$$ on the first day and spends Rs. $$15$$ on the next day. He again earns Rs. $$20$$ on the third day and spends Rs. $$15$$ on the fourth day. If he continues to save in this way, how soon will he have Rs. $$60$$ in hand?
  • On $$12$$th day
  • On $$24$$th day
  • On $$17$$th day
  • On $$27$$th day
A shirt was sold at a profit of 15$$\%$$. If its cost had been 5$$\%$$ less and it had been sold for Rs. 21 less, then the profit would have been 10$$\%$$. Find the cost of the shirt.
  • $$Rs.\ 210$$
  • $$Rs.\ 220$$
  • $$Rs.\ 100$$
  • $$Rs.\ 200$$
Publisher sells books to retailer at marked price which is $$20$$% above his outlay. If on cash payment, he allows a discount of $$10$$% go the marked price. The publisher thus gains
  • $$12$$%
  • $$10$$%
  • $$8$$%
  • $$14$$%
A dealer marked his goods $$20$$% above the cost price and allows a discount of $$10$$%. Then, the gain percent is
  • $$2$$%
  • $$4$$%
  • $$6$$%
  • $$8$$%
Suppose for the principal $$P$$, rate $$R\%$$ and time $$T$$ years the simple interest is $$S$$ and compound interest is $$C$$. Consider the possibilities :
(i) $$C > S$$  (ii) $$C = S$$ (iii) $$C < S$$

Which of the following options hold?
  • Only (i) is correct.
  • Either (i) or (ii) is correct
  • Either (ii) or (iii) is correct
  • Only (iii) is correct.
Jogen's taxable income for $$2010-11$$ is Rupees $$5,00,000$$. The tax rates are (i) nil for first $$1,50,000$$, (ii) $$10\%$$ for $$1,50,001$$-$$3,00,000$$ and (iii) $$20\%$$ for the remaining. His Tax liability is:
  • Rs $$45000$$
  • Rs $$50000$$
  • Rs $$55000$$
  • Rs $$60000$$
A shopkeeper sold an article for $$\text{Rs. } 2090.42$$ without any loss or profit. Approximately, what will be the profit percent, if he sells that article for  $$\text{Rs. }2602.58$$?
  • $$15\%$$
  • $$20\%$$
  • $$25\%$$
  • $$30\%$$
A customized jewellery was sold at Rs$$1000$$ with $$90\%$$ discount on the 'making charges'. If the payment made for making charges was $$Rs100$$, what was the approximate rate of discount on the product?
  • $$35$$
  • $$45$$
  • $$47$$
  • $$90$$
A shop gives $$15$$% discount on the purchase of a T.V. If paid for a cash immediately, a further discount of $$12$$% is given. If the marked price is Rs. $$15,000$$ ,what is the price of the T.V if cash purchase is made?
  • Rs. $$11,475$$
  • Rs. $$11,220$$
  • Rs. $$12,750$$
  • Rs. $$10,950$$
Mr. Z buys an article for Rs. 70/- and sells it at a loss of 20%. Then the selling price will be
  • Rs. 60
  • Rs. 58
  • Rs. 56
  • Rs. 55
A merchant bought 60 sheep. He sold 40 of them at Rs.10 of the sheep died. What should be the S.P of the remaining sheep, if he wants a profit of Rs. 800?
  • Rs. 150
  • Rs. 200
  • Rs. 250
  • Rs. 180
The compound interest on Rs. 5,000 for two years at 4% is
  • Rs. 400
  • Rs. 408
  • Rs. 420
  • Rs. 440
Choose the correct answer from the alternative given.
If the annual rate of simple interest increases from 10% to 12.5% . A mans yearly income increases by Rs.his principal (in rupees) is:
  • 50,000
  • 45,000
  • 60,000
  • 65,000
After allowing $$15$$% discount, the selling price of a radio becomes $$Rs. 255$$. The marked price is
  • $$Rs. 500$$
  • $$Rs. 600$$
  • $$Rs. 400$$
  • $$Rs. 300$$
45% of x + 30% of 90=30%Then what is the value of x?
  • 80
  • 85
  • 90
  • 95
The sale price of an article including taxes is $$Rs.\ 616.$$ The rate of sales tax is $$10\%.$$ If the shopkeeper has made a profit of $$12\%.$$ find the cost price
  • $$Rs.\ 500$$
  • $$Rs.\ 450$$
  • $$Rs.\ 600$$
  • $$Rs.\ 550$$
Two numbers are less than a third number by $$30\%$$ and $$37\%$$ respectively. How much percent is the second number less than the first?
  • $$10\%$$
  • $$15\%$$
  • $$20\%$$
  • $$25\%$$
The S.I. accrued on an amount of Rs. $$25,000$$ at the end of three years is Rs. $$7,500$$. What would be the C.I. accrued on the same amount at the same rate in the same period?
  • $$7,750$$
  • $$8,275$$
  • $$8,500$$
  • $$8,250$$
  • None of these
Choose the correct answer from the alternative given. 
A man had $$100$$ kgs of sugar, part of which he sold at $$7\%$$ profit and rest at $$17\%$$ profit. He gained $$10\%$$ on the whole. How much did he sell at $$7\%$$ profit?
  • $$65$$kg
  • $$35$$kg
  • $$30$$kg
  • $$70$$kg
A shopkeeper offers successive discounts of $$20$$%, $$10$$% and $$5$$% respectively on a Titan watch which is marked at Rs.$$1500$$. He offers successive discounts of $$20$$%. $$20$$% and $$10$$% espectively on a Ajanta watch which is marked at Rs. $$2000$$. What is the difference between their selling price?
  • Rs. $$152$$
  • Rs. $$126$$
  • Rs. $$26$$
  • Rs $$0$$
The difference in compound interest and simple interest for one year for Rs. $$1,000$$ at $$10\%$$ p.a. is?
  • $$10$$
  • $$5$$
  • $$0$$
  • None of the above
If the interest on a certain sum for first year at $$5\%$$ p.a. compounded is Rs. $$25$$ then, the total interest at the end of second year will be.
  • $$51.25$$
  • $$50$$
  • $$26.25$$
  • None of the above
Mrs. S deposited Rs. $$1,00,000$$ in a nationalized bank for $$3$$ years. If the rate of interest is $$7\%$$ p.a., Interest is compounded annually. Calculate the amount at the end of third year (i.e., Principal $$+$$ compound interest)
  • $$1,22,504.03$$
  • $$1,02,504.30$$
  • $$1,22,505.30$$
  • $$1,22,405.30$$
A loss of $$20$$% is incurred when $$6$$ articles are sold for a rupee. To gain $$20$$% how many articles should be sold for a rupee?
  • $$1$$
  • $$2$$
  • $$3$$
  • $$4$$
$$5$$% more is gained by selling a watch for $$Rs. 350$$ than by selling it for $$Rs. 340$$. The cost price of the watch is
  • $$Rs. 110$$
  • $$Rs. 140$$
  • $$Rs. 200$$
  • $$Rs. 250$$
The cost $$C$$ of sending a parcel post package weighing $$P$$ gms, $$P$$ an integer is $$Rs. 10$$ for the first grams and $$Rs. 3$$ for each additional grams. The formula for the cost is
  • $$C = 10 + 3P$$
  • $$C = 10P + 3$$
  • $$C = 10 + 3 (P - 1)$$
  • $$C = 9 + 3P$$
  • $$C = 10P - 7$$
A shop keeper earns a profit of $$12$$% on selling a book at $$10$$% discount on the printed price. The ratio of cost price to the printed price of the book is
  • $$45 : 56$$
  • $$50 : 61$$
  • $$99 : 125$$
  • None of these
The cost price of an article is $$x$$. It is marked up by $$150$$%. It is sold at Rs. $$600$$ after giving $$40$$% discount. What is $$x$$ (in Rs.)?
  • $$494.44$$
  • $$666.66$$
  • $$840$$
  • $$942$$
In case of compound interest, interest also earns interest.
  • True
  • False
Find the whole quantity if $$5\%$$ of it is $$600$$.
  • $$3000$$
  • $$6000$$
  • $$12000$$
  • $$15000$$
A house and store were sold for $$\text{Rs. } 12,000$$ each. The house was sold at a loss of $$20\%$$ of the cost and the store at a gain of $$20\%$$ of the cost. The entire transaction resulted in
  • No loss or gain
  • Loss of $$\text{Rs. } 1000$$
  • Gain of $$\text{Rs. } 1000$$
  • Gain of $$\text{Rs. } 2000$$
  • None of these
A housewife saved Rs. $$250$$ in buying a dress on sale, If she spent Rs. $$25$$ for the dress, she saved about:  
  • $$80\%$$
  • $$90.90\%$$
  • $$89\%$$
  • $$11\%$$
  • $$12\%$$
A shopkeeper allows a discount of $$10\%$$ on the marked price of an item but charges a sales tax of $$8\%$$ on the discounted price. If the customer pays $$Rs.680.40$$ as the price including the sales tax, then what is the marked price of the item?
  • Rs. $$630$$
  • Rs. $$700$$
  • Rs. $$780$$
  • Rs. $$680$$
A TV was bought at a price of Rs. 21,000. After one year the value of the TV was depreciated by 5%. (Depreciation means reduction of value due to use and age of the item). Find the value of the TV after one year.
  • 19,750
  • 17,950
  • 19,950
  • 19,000
What would be the $$C.I$$ obtained on an amount of $$12500$$ at the rate of $$12$$ $$p.c.p.a.$$ after $$2$$ years? 
  • Rs. $$3180$$
  • Rs. $$3360$$
  • Rs. $$3540$$
  • Rs. $$3720$$
If $$11$$ Mango are bought for $$Rs.10$$ and sold at $$10$$ for $$Rs.11$$. What was Gain or Loss $$\%$$?
  • $$24\%$$
  • $$21\%$$
  • $$26\%$$
  • $$25\%$$
What is the cost price of a pen if it is sold for Rs 60 gaining 20% profit?
  • Rs 72
  • Rs 50
  • Rs 48
  • Rs 40
The population of a city increases by 30% every year. If the present population is 3,38,What will the population of the city two years ago?
  • 3,00,000
  • 2,50,000
  • 3,50,000
  • 2,00,000
A wholesaler bought $$120$$ watches for $$\text{Rs }30$$ each. He sold $$50\%$$ of the watches for $$\text{Rs }20$$ each, one-third at $$\text{Rs }40$$ each and the rest for $$\text{Rs }60$$. What was the wholesaler's approximate avenge profit per watch?
  • $$\text{Rs }3.3$$
  • $$\text{Rs }5$$
  • $$\text{Rs }7$$
  • $$\text{Rs }9$$
  • $$\text{Rs }11$$
The cost of a refrigerator is $$Rs. 9000$$. Its value depreciates at the rate of $$5\%$$ every year. The total depreciation in its value at the end of $$2$$ years $$877.5$$
  • True
  • False
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