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CBSE Questions for Class 12 Commerce Applied Mathematics Quantification And Numerical Applications Quiz 5 - MCQExams.com

A person bought some articles at the rate of 5 per rupee and the some number at the rate of 4 per rupee. He mixed both the types and sold at the rate of  9 for Rs. 2. In this business he suffered a loss of Rs. 3. The total number of articles bought by him was
  • 1090
  • 1080
  • 540
  • 545
If a3=b4=c7, then the value of a+b+cc is
  • 2
  • 7
  • 12
  • 17
From a number of mangoes, a man sells half the number of existing mangoes plus 1 to the first customer, then sells 13rd of the remaining number of mangoes plus to the second customer, then 14 of the remaining number of mangoes plus 1 to third customer and 15th of the remaining number of mangoes plus 1 to the fourth customer. He then finds that he does not have any mango left. How many mangoes did he have originally ?
  • 12
  • 14
  • 15
  • 13
Rs. 750 is divided among A,B and C in such a manner that A:B=5:2 and B:C=7:13. What is As share?
  • Rs.350
  • Rs.260
  • Rs.140
  • Rs.250
The ratio of first and second class train fares between two station is 3:1 and that of the number of passengers travelling between these stations by first and second class is 1:50. If on  a particular day Rs.1325 be collected from the passengers travelling between these stations, then the amount collected from the second class passengers is:
  • Rs.1250
  • Rs.1000
  • Rs.850
  • Rs.750
The solution to the inequality 2x+(3352)4 is 
  • x1
  • x1
  • x>2
  • x<2
The inequality |3p|41, then the solution for p is
  • 2<p<8
  • 4<p<8
  • 2<p<8
  • 2<p<5
How many integers are there in the solution set of |2x+6|<192?
  • One
  • Two
  • Fourteen
  • Nine
The ratio of the ages of two boys is 5:6. After 2 years, the ratio of their ages will be 7:8. The ratio of the their ages after 10 years will be
  • 15:16
  • 17:18
  • 11:12
  • 22:24
If x:y=7:3, then the value of xy+y2x2y2 is:
  • 34
  • 43
  • 37
  • 73
The inequality 12x+4<5, Find the solution for x
  • (a) x={3,1,0}
  • (b) x={2,1,1}
  • (c) x={2,1,0}
  • (d) x={2,1,0}
The solution to the inequality |102x|>6 is 
  • x<2 and x<8
  • x<2 and x>8
  • x>2 and x<8
  • x<2 or x>8
In given figure, number line represents the solution of inequality ____ .
278037.bmp
  • 2x4<16
  • 2x6<10
  • 2x6>12
  • 2x4>16
Which of the following is the solution set of |23x5|>8?
  • {x:x<392orx<92}
  • {x:x>392orx>92}
  • {x:x>392orx<92}
  • {x:x>92orx>392}
The region for which x4 is a part of the:
  • first and second quadrants
  • second and third quadrants
  • third and fourth quadrants
  • fourth and first quadrants
If (2xy<7)and(x+4y<11), then which one of the following is corect?
  • x+y<5
  • x+y<6
  • x+y5
  • x+y6
You are buying a carpet for a rectangular room. The carpet can be at most 12 m lone and 6 m wide. Which inequality represents the area of the carpet is square metres?
  • A36
  • A36
  • A72
  • A72
The solution set of the inequality 2(4x1)3(x+4) is
  • x>145
  • x<7
  • x145
  • x7.5
The graph of which inequality is shown below:
278286.bmp
  • yx0
  • xy0
  • y+x0
  • None of the above
The greatest value of x that satisfies the inequality 2x+3<25, where x is a prime number is 
  • 11
  • 7
  • 10
  • 2
The area of the plane region |x|5;|y|3 is 
  • 15 sq units
  • 34 sq units
  • 60 sq units
  • 120 sq units
The solution set of x5,y0andx0 is 
  • x5,y=0
  • x=5,y=0
  • x5,y0
  • x/5,y0
The shaded region is represented by the inequation:
278209_8a853ae9e45746a2a4ef648eb8ea1080.png
  • yx
  • yx
  • y|x|
  • y|x|
Solve the inequality:

 |1x|>3.
  • x>4orx<1
  • x>2orx<2
  • x>5orx<2
  • x>4orx<2
The shaded region is represented by the inequality:
278309.bmp
  • y2x1
  • x2y1
  • y2x1
  • x2y1
If x : y = 3 : 2 then the ratio 2x2+3y2:3x22y2 is
  • 12 : 5
  • 6 : 5
  • 30 : 19
  • 5 : 3
If (25)x=(125)y then x:y = ...........
  • 1 : 1
  • 2 : 3
  • 3 : 2
  • 1 : 3
Rs 180 is to be divided among 66 persons (men and women) The ratio of the total amount of money received by men and women is 5 : 4 But the ratio of the money received by each man and woman is 3 : 2 The number of men is 
  • 20
  • 24
  • 30
  • 36
Given a>0,b>0,a>bandc0. Which inequality is not always correct?
  • a+c>b+c
  • ac>bc
  • ac>bc
  • ac2>bc2
The expenses on rice, fish and oil of a family are in the ratio 12:17:13. The prices of these articles are increased by 20%,30% and 50% respectively. The total expenses of the family are increased by:
  • 1413%
  • 713%
  • 5613%
  • 3313%
0:0:1


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Practice Class 12 Commerce Applied Mathematics Quiz Questions and Answers