Aptitude Test: Number System
No. of Questions: 10
Time Duration: 10 min
1.
Find the Greatest Common Factor (GCF) of 210 and 294.
2.
Which of the following is a prime number?
3.
If $m = \frac{10!}{7!3!}$, which of the following is NOT a factor of m?
4.
What is the smallest positive integer that must be subtracted from 2025 so that the difference is completely divisible by 21?
5.
Simplify the expression: $5^3 - 4^2 + \sqrt{121} - 2^0$
6.
The sum of four consecutive positive integers is 190. What is the smallest of these integers?
7.
If $a=−∣b∣$ and $b>0$, which of the following must be true?
8.
The expression $508^2 - 501^2$ is divisible by which of the following?
9.
If positive integer z is a multiple of 15 and 25, which of the following must be true?
I. z is divisible by 5
II. z is divisible by 45
III. z is divisible by 75
10.
A number when divided by 7 leaves a remainder of 3, and the resulting quotient when divided by 5 leaves a remainder of 2. What will be the remainder when the original number is divided by 35?
