Question

Please help me....
with proper formula and statements​

Answer 1

Answer:

I can tell u some tricks for these questions

Step-by-step explanation:

1 ) take lcm of both no.

-1/2 x 20 /1/20 =-20/40

2/1 x 40/40 = 80/40

write any now. from given two numbers

4) always remember Number ending with 2378 are always nin perfect squares

hope it helps