List of top Quantitative Ability and Data Interpretation Questions

A vessel has 500 litres of milk. 50 litres of milk is replaced with 50 litres of water in this vessel. If this operation is repeated another 2 more times, what is the percentage of milk in the vessel at the end?

Two pipes A and B can fill a tank in 5 hours and 20 hours respectively. Both pipes together can fill the same tank in:

A shopkeeper claims to sell rice at cost price. He uses a false weight with the intention of selling rice at 25% profit. After selling Rice to a customer, he realizes that the customer has paid 10% less than what he should have paid. What is the actual profit percentage made by the shopkeeper?

A 100-meter long train crosses a 200-meter long and 20-meter wide bridge in 20 seconds. What is the speed of the train in Km/hour?

Starting from his house one day, a student walks with a speed of 2\(\frac{1}{2}\) kmph And reaches his school 6 minutes late. Next day he increases his speed by 1KMPH and reaches his school six minutes early. How far is the school from the house ?

A, B and C, a startup business, each investing rs. 20,000. After five months, A withdraw 5000. B rupees 4000 and C invested rupees 6000 more. At the end of the year, a total profit of rs 69900 was recorded. What is the share of B ?

The average of five consecutive numbers is n. if the next two numbers are also included then the average will-

If five spiders can catch five flies in 5 minutes. How many flies can hundred spiders catch in 100 minutes ?

There are six tickets to the theater, four of which are for seats in the front row. 3 tickets are selected at random. What is the probablity that two of them are for the front row ?

A rainy day occurs once in every 10 days Half of the rainy days produce rainbows. What percent of all the days do not produce rainbow ?

Milk and water in two vessels A and B are in the ratios 4:3 and 2:3 respectively. In what ratio the liquids in both the plate should be mixed to obtain a new mixture in vessel C, only five maintaining half milk and half water.

The number of students studying physics chemistry and zoology in a college were in the ratios of 4:3:5 respectively. If the number in these three disciplines increased by 50% 25% and 10% respectively, in the next year, then what was the new respective ratio ?

When 75% of a number is added to 75, the result is same as the number. The number is -

The value of 5^1/4 × (125)^0.25 is ?

When a heap of pebbles are grouped in 32, 40 or 72 it is left with the remainders of 10,18 or 50 respectively. What is the minimum number of pebbles that the heap contains ?

Three friends had a diner at the restaurant. When the bill was recived by amit paid \(\frac{2}{3}\) as much as veena paid and veena paid \(\frac{1}{2}\) as much as tanya paid. What fraction of the bill did veena pay ?

A difference between two numbers is 1365, when larger number is divided by the smaller one, the quotient is 6, and the remainder is 15. What is the smaller number ?

If n = 1+X. Where X is the product of four consecutive positive integers, then which of the following is/are true ?
1.n is odd
2.n is prime
3.n is a perfect square.

Zahir and Raman are at the entrance of a dark cave. To enter this cave, they need to open a number lock. Raman sees a note on a rock: “ ... chest of pure diamonds kept for the smart one ... number has six digits ...second last digit is 2, third last is 4 ... divisible by all prime numbers less than 15 ...”. Excited, Zahir and Raman seek your help: which of these can be the first digit of the six-digit number that will help them open the lock?

In the year 2020, Production of Sugar (in Million Tonnes) by six major production units A-F of India are shown in the table given below:

PRODUCTION UNITS
Month	A	B	C	D	E	F
April	310	180	169	137	140	120
May	318	179	177	162	140	122
June	320	160	188	173	135	130
July	326	167	187	180	146	130
August	327	150	185	178	145	128

What was approximate percentage decrease in sugar production of unit B in June as compared to April?

The difference between the compound interest and simple interest for the amount Rs 5000/- in 2 years is Rs. 32. Then the rate of interest per annum is:

M is a 4 digit number. If the leftmost digit is removed, then the resulting three digit number is \(\frac{1}{9}^{th}\) of M. how many such M’s are possible ?

Given below are two statements
Statement I: $(543)_6$ is equivalent to $(317)_8$ 
Statement II: The last 4 bits in the binary representation of a multiple of 16 is 1000. 
In light of the above statements, choose the correct answer from the options given below

Let \(g(x)+g(\frac{1}{x})=1+3x\). Find the value of g(3).

The minimum value of \(\frac{3(6+x)(x+12)}{2(4+x)}\) where x>-4 is