Question 1

Fifty litres of a mixture of milk and water contains 30 percent of water. This mixture is added to eighty litres of another mixture of milk and water that contains 20 percent of water. Then, how many litres of water should be added to the resulting mixture to obtain a final mixture that contains 25

Accepted Answer

B

Answer

1

Answer

2

Answer

3

Answer

4

Question 2

A street vendor buys 50 pens at ₹200 each. He sells 30 of them at ₹260 each and the remaining 20 at ₹190 each. His overall profit percentage is:

Accepted Answer

C

Answer

12\%

Answer

14\%

Answer

16\%

Answer

20\%

Question 3

Ashok started a business with a certain investment. After a few months, Bharat joined him, investing half the amount of Ashok's initial investment. At the end of the first year, the total profit was divided between them in ratio 3:1 . Bharat joined Ashok after

Accepted Answer

C

Answer

2 months

Answer

3 months

Answer

4 months

Answer

6 months

Question 4

Two friends run a 3-kilometer race along a circular course of length 300 meters. If their speeds are in the ratio 3:2, the number of times the winner passes the other is __________.

Accepted Answer

3

Question 5

The average marks of 6 students in a test is 64 . All the students got different marks, one of the students obtained 70 marks and all other students scored 40 or above. The maximum possible difference between the second highest and the second lowest marks is

Accepted Answer

B

Answer

50

Answer

54

Answer

57

Answer

58

Question 6

Ashok purchased pens and pencils in the ratio 2: 3 during his first visit and paid Rs. 86 to the shopkeeper. During his second visit, he purchased pens and pencils in the ratio 4: 1 and paid Rs. 112 . The cost of a pen as well as a pencil in rupees is a positive integer. If Ashok purchased four pens

Accepted Answer

100

Question 7

Three workers working together need 1 hour to construct a wall. The first worker, working alone, can construct the wall twice as fast at the third worker, and can complete the task an hour sooner than the second worker. Then, the average time in hours taken by the three workers, when working alone,

Accepted Answer

A

Answer

\dfrac{\sqrt{33} + 4}{3}

Answer

\dfrac{\sqrt{33} + 5}{3}

Answer

\dfrac{\sqrt{33} + 6}{3}

Answer

\dfrac{\sqrt{33} + 7}{3}

Arithmetic & Commercial Math; Quantitative Reasoning practice

8 practice questions(of 34 in the full bank)

More Quantitative Reasoning topics