Numerical Ability
Description: RAILWAY BOARD | |
Number of Questions: 15 | |
Created by: | |
Tags: MOCK TEST Number Systems Properties of Numbers Time and Distance Word problems Equations Ratio/Proportion & Variation Ratio/Proportion Percentages Percentage |
Find the sum of all two digit numbers that give a remainder of 4 when they are divided by 7.
Find the remainder of 2100 when divided by 3.
One-fourth of a certain journey is covered at the speed of 25 km/hr and the rest is covered at 50 km/hr. Find the average speed for the whole journey.
A total of 19 persons went to a hotel for a combined dinner party. 13 of them spent Rs. 79 each on their dinner and the rest spent Rs. 4 more than the average expenditure of all the 19. What was the total amount of money spent by them?
Two numbers X and Y are 20% and 28% less than a third number Z. Find by what percentage is the number Y less the number X?
Find the compound interest on Rs. 64,000 for 1 year at the rate of 10% per annum compounded quarterly.
A pot contains 50 litres of water. 5 litres of water is taken and the same is replaced by wine. The process is repeated again. Find the proportion of wine and water in the resulting mixture.
A firm dealing in furniture allows 4% discount on the marked price of each item. What price must be marked on a dining table that costs Rs. 400 to assemble, so as to make a profit of 20%?
A sum of money invested at simple interest triples itself in 8 years. How many times of itself will it become in 20 years?
A shopkeeper mixes water with milk, so as to gain 20% by selling the mixture at the cost price of milk. What is the proportion of milk to water?
Animesh borrowed Rs. 900 at 4% p.a. and Rs. 1100 at 5% p.a. for the same duration. If he had to pay Rs. 364 in total as the interest, what is the time period that he borrowed the sum for (in years)?
Due to 25% hike in the price of rice/kg, a person purchases 20 kg less for Rs. 400. Find the increased price of rice/kg.
The difference between simple interest (SI) and compounded interest (CI) on a certain sum at 10% per annum for 3 years is Rs. 620. Find the principal if the interest is compounded annually.
A fruit merchant makes a profit of 20% by selling apples at a certain price. If he hikes the price of each apple by 1.2 times, he would gain 40%. Find the original price at which he sold an apple.
Two boxes A and B were filled with a mixture of the rice and dal in A in the ratio 5 : 3 and in B in the ratio 7 : 3. What quantity from both the boxes (A and B) are to be mixed to achieve a mixture of 6 kg rice and 3 kg dal?