Practice Test · Class 6

Playing with Numbers

10 questions randomised from the chapter. Type each final answer and submit to see your score.

00:01

0/10 attempted

HCF of

24

and

36

by prime factorisation.

91

prime?

Prime factorisation of

84

Prime factorisation of

180

LCM of

8

and

12

Divisibility by

9

check:

234

Verify HCF

\times

LCM

= a\times b

for

a=12, b=18

Find smallest number divisible by

6, 8, 10

Find HCF of

18

and

48

by prime factorisation.

Find LCM of

6, 8, 12