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# RRB ALP & Group D Maths: Surprise Test

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Question 1

IF two trains A and B start at the same time in opposite directions from two stations and arrive at their destinations 4 hours and 9 hours after having met respectively, what is the ratio of speed of train A to that of train B.

Question 2

The selling price of 5 articles is the same as the cost price of 3 articles. The gain or loss is

Question 3

5 kg of tea and 8 kg of sugar together cost Rs. 172. The price of tea has risen by 20% and that of sugar by 10%. Hence the same quantities of tea and sugar now cost Rs. 199.20. What is the original price of tea per kg?

Question 4

The average of the marks obtained in an examination by 8 students was 51 and by 9 other students was 68. The average marks of the 17 students was

Question 5

How much quantity of water must be added to 48 ml of alcohol to make a solution that contain 25% alcohol?

Question 6

Rakesh starts a business by investing some amount. Suresh joins here after three months investing 40% more amount than Rakesh. Vikas joins them for last five months by investing amount equal to 40% of total amount of Rakesh and Suresh together. What will be the share of vikas in annual profit of ₹ 9800?

Question 7

8 men can finish a certain amount of work in 40 days. If 2 more men join with them, the days needed to do the same amount of work is

Question 8

sin2 21 º + sin2 69 º is equal to

Question 9 is equal to:

Question 10

The sum of all natural numbers between 100 and 200 which are multiples of 3 is

Question 11

The HCF of two numbers is 23 and other two factor of their LCM are 13 and 14. The largest of two number is

Question 12

In . Find in circular measure.

Question 13

Two numbers are in the ratio 9 : 16. If each number is increased by 15, then the ratio becomes 2 : 3. The number are

Question 14

The radius of a circular pond is 14m. A circular stage is made at the centre of the pond whose diameter is 14 m, what is the area where water is present?

Question 15

A sum of 2400 amounts to 3264 in 4 yr at a certain rate of simple interest. If the rate of interest is increased by 1%, the same sum in the same time would amount to
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