Question

1. What is the value of x?
A. The LCM of x and 21 is 63
B. The HCF of x and 21 is 3
[a] 1
[b] 2
[c] 3
[d] 4​

Answer 1

Answer:

answer is

Step-by-step explanation:

lcm =63/21=3

hcf=21/3=7

then hcf<lcm

=7-3

=4

therefore option d is correct

Answer 2

ANSWER IS (d) 4

x==4

I hope it will help you....