Express $52$ as the sum of two odd primes

Important Questions on Playing with Numbers

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 1>Q 40

A number is divisible by both $5$ and $12$. By which other numbers will that number be always divisible.

EASY

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 1

What is the smallest prime number?

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 2

What is the smallest odd prime number?

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 3

What is the largest prime number less than $30$?

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 4

What is the sum of $5$ and $2$ less than $100$?

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 5

What is the product of smallest prime number and $3$ less than $100$?

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 6

What is the sum of prime numbers between $15$ and $20$?

MEDIUM

6th CBSE

IMPORTANT

Mental Maths 6>Chapter 3 - Playing with Numbers>Exercise 2>Q 7

What is the LCM of $70$ and $140?$