MEDIUM
6th CBSE
IMPORTANT
Earn 100

Replace y by the non-zero digit, if the number 68y70 is divisible by 6.

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Important Questions on Playing With Numbers

EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 15
What is the sum of prime numbers between 11 and 20?
EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 16
Eight added to 9th multiple of 11 gives _____
EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 17
Which of the following is a co-prime with 273
EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 18
The number of numbers having exactly one factor is _____.
EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 19
The LCM of 504,1260,60 is _____.
EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 20
The sum of an even and an odd number is _____.
MEDIUM
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 21
Without actual divison,find which of the following numbers is exactly divisible by 2,3 and 5?
EASY
6th CBSE
IMPORTANT
Foundation Course Mathematics>Chapter 3 - Playing With Numbers>Exercise>Q 22
What is the largest perfect number less than 50?