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SSC CGL Tier II: Mini Mock Test on Quant Section- 21

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Question 1

The average age of 8 persons is increased by 2 yr, when one of them, whose age is 24 yr is replaced by a new person. The age of the new person is

Question 2

The speed of a boat in still water is 16 kmph and the rate of current is 5 kmph. Find the distance travelled by the boat in downstream in 30 minutes duration.

Question 3

A sum of money invested at compound interest amounts in 3 yr to Rs.2400 and in 4 yr Rs.2520. The interest rate per annum is

Question 4

If numerator of a fraction is increased by 400% and denominator is increased by 800%, the resultant fraction is 25/30. Find the original fraction.

Question 5

From a container of milk, a thief has stolen 15 litres of milk and replaced it with same quantity of water. He again repeated the same process twice. Thus in three attempts the ratio of milk and water became 343 : 169. What was the initial amount of milk in the container?

Question 6

If Sumit earns 24% more than Rajat. What percent less does Rajat earn than Sumit?

Question 7

If I would have purchased 11 articles for Rs. 10 and sold all the articles at the rate of 10 for Rs. 11, the profit percent would have been

Question 8

If 20% of A=30% of B=1/6 of C, then A: B: C: is

Question 9

The ratio of the present age of daughter and father is 1 : 5 and that of her mother and father is 4 : 5. After 2 yr the ratio of the age of the daughter to that of her mother becomes 3 : 10. What is the present age of the father?

Question 10

According to a new plan rolled out by Indian Bank, the rate of simple interest on a sum of money is 8% p.a. for the first two years, 10% p.a. for the next three years and 6% p.a. for the period beyond the first five years. Simple interest accrued on a sum for a period of eight years is Rs. 19,200. Find the sum.

Question 11

Two trains 192 meters and 183 meters long are running towards each other on parallel lines at 72 kmph and 63 kmph respectively. In what time will they clear off each other from the moment they meet?

Question 12

128 women can do a work in 72 days. 108 men can complete the same work in 42 days. Find the ratio between the working capacity of a man and a woman?

Question 13

Each of the five angles of a polygon is equal to 172^o and the other angles are 160^o each. The number of sides of the polygon is

Question 14

Three cubes of metal whose edges are 3 cm, 4 cm and 5 cm respectively are melted and formed into a single cube. Its edge is:

Question 15

A plane is flying at a height of 60 m above the ground. The string attached to the plane is temporarily tied to a point on the ground. The inclination of the string with the ground is 60 °. Find the length of the string, assuming that there is no slack in the string.

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SSC & Railway Quantitative Aptitude

Mar 18SSC & Railway