IMO - Mock Test...

If × is -, + is ×, ÷ is +, and - is ÷, then what will be the value of the expression 135 × 5 + 45 - 5 ÷ 15?

What is the correct decreasing order of their ages?

There is some relationship between the two numbers on the left of the sign (: :). The same relationship exists between the two numbers on the right, out of which one is missing. Find the missing one from the given alternatives.

5 : 126 : : 7 : ____

Which of the following sets of signs would be needed for the given equation to be true?

54 ___ 54 ___ 54 ___ 54 ___ 54___54 = -1

Fill the missing term in the following series:

T15QR, T13QS, ________, T9QU

There is some relationship between the two terms on the left of the sign (: :). The same relationship exists between the two terms on the right, out of which one is missing. Find the missing one from the given alternatives.

8/7 : 64/49 : : 3/7 : ____

Ben thinks of a number. He multiplies it by 1000. He then divides the answer by 10. In the end, he gets 567 as the final answer. What is the number that Ben thought of?

Complete the series:

20, 31, 44, 59, ?

If 'BEUTY' is written as ECXRB. How is 'STUDY' written in that code?

If A is 5, B is A - 2 and C is B × 3, then what is the value of A + B + C?

The length and breadth of a rectangle are 5x² + 3y² and x² + 3xy, respectively. Find the area of the rectangle.

Three numbers are in the ratio 5 : 2 : 3. The sum of their cubes is 1280. The numbers are _______, respectively.

The cube of an odd natural number is ______.

If (x² + 3x + 5)(x² – 3x + 5) = m² – n², then m =

x% of 932, when added to 30, gives 309.6. What is the value of x?

Calculate the sum: 12³ + 7³ - 5³

The difference between the digits of a two-digit number is 1, and their sum is 17. If the number is multiplied by 2, the result obtained will be

Sonal bought a car for Rs. 1,50,000. The following year, its price decreased by 12.50%, and it further decreased by another 10%. What was the overall percentage decrease in the price of the car?

In a school prayer, the teacher asks the students to stand in such a way so that the number of lines is equal to the number of students in each line. If there are 676 students, then how many students will there be in each line?

Rahul purchased an old television for Rs. 12,000 and spent Rs. 2850 on its repair. Then, he sold it to Ankush for Rs. 13,860. What percentage did he gain or lose in the transaction?

To complete a particular task, 3 people take 4 days. If the same work is done by 4 persons, how long will they take to complete the task?

For a charity, the members of the charity trust decided to collect exactly the same amount from each member. The amount thus collected turned out to be Rs. 7225, when each member gave 1 rupee. How many charity members were there?

Junior's grandfather is 7 times as old as Junior is. After 6 years, Junior's grandfather will be 4 times as old as Junior will be then. How old are Junior and his grandfather at present?

Paras selects a cube-shaped gift of volume 729 cm³ for his friend. Find the length of each edge of the gift.

The total number of runs made by Sehwag in One-day Internationals is the greatest four-digit number which is divisible by both 15 and 25. Find the total number of runs scored by Sehwag.

There is a party at Manish's house and he buys 12 bottles of 2-litre drinks and 5 bottles of 1-litre drinks each. How many persons can he serve if every person consumes 250 ml of drinks?

Consider the following statements:

Ussen is older than Salman.
Sohail is older than Ussen.
Salman is older than Sohail.

If the first two statements are true, then pick the correct option from the following.

Find the number, if in a two-digit number, the digit in the units place is four times the digit in the tens place and the sum of the digits is equal to 10.