CTET Exam - Paper 2 - Number Operations

A bucket of capacity 2000 mL is to be filled by using containers measuring 200 mL and 300 mL. Which one of the following combinations…

Three brands of pens A, B and C are available in packets of 10, 12 and 24 respectively. If a shopkeeper wants to buy equal…

A number that is divisible by all the numbers from 1 to 10 (both inclusive) is

Let x be the least number which when divided by 8, 12, 20, 28, 35 leaves a remainder 5 in each case. What is the…

\begin{aligned} \text{If } x &= 2^3 \times 3^2 \times 5^3 \times 7^3 \\ y &= 2^2 \times 3^3 \times 5^4 \times 7^3 \text{, and }…

The smallest four-digit number which is a multiple of 6, 7 and 4 is :

A frog jumps 3 steps and a rabbit jumps 7 steps at a time starting from a place O. At which of the following steps,…

How many natural numbers between 1 and 500 are divisible by each of the numbers 3, 5 and 7?

The ratio of two numbers is 3 : 7 and their LCM is 630. Then, sum of the LCM and HCF of these numbers is…

If 21168 = 2$^a$ × 3$^b$ × 7$^c$, where a, b and care natural numbers, then what is the value of (4a – 5b +…