Question

Plz I need help plz plz plz

Answer 1

we can write

42/7 as 30/7

and

21/5 as 11/5

now

`(30)/(7) * (11)/(5) \\ = (6)/(7) * 11 \\ = (66)/(7)`

we can write 66/7 as 93/7

hence,

option D is correct.

hope this answer helps you dear....take care!