Quantitative Reasoning

Number System

Medium

Find the missing number in place of ? from the following given options.

156

1728

1000

✅ Correct Option: 2

Given numbers are perfect cubes: $27 = 3^3$ , $216 = 6^3$ , $729 = 9^3$ . The pattern of cube roots is 3, 6, 9, increasing by 3. The next cube root is 12, so the missing number is $12^3 = 1728$ , which matches option 2.

2026: 29 May Shift 2

Find the sum of the first n positive integers.

2025: 29 May Shift 2

Two numbers are in ratio 2:7 and their L.C.M. is 182. The greater number is

2025: 27 May Shift 1

The nearest integer to 6650 which is exactly divisible by 429 is

2026: 20 May Shift 1

Match List-I with List-II

List-I	List-II
(A) The number $\pi$ is a/an	(I) whole number
(B) 0 is a/an	(II) complex number
(C) $\sqrt{-1}$ is a/an	(III) composite number
(D) 6 is a/an	(IV) irrational number

Choose the correct answer from the options given below:

2025: 14 May Shift 2

Consider the following statements

(A) To obtain prime numbers less than 121, we have to reject all the multiples of 2, 3, 5 and 7.

(B) Every composite number less than 121 is divisible by a prime number less than 11.

(D) 7710312401 is divisible by 11.

Which of the statement(s) given above is/are correct?

Choose the correct answer from the options given below:

2022: 23 Aug Shift 1

The value of $13.7 \times 12.7 \times 0.8$ is ______

Find the missing number in place of ? from the following given options.

Solution

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