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Sagot :

Answer:

we can write

42/7 as 30/7

and

21/5 as 11/5

now

[tex] \frac{30}{7} \times \frac{11}{5} \\ = \frac{6}{7} \times 11 \\ = \frac{66}{7} [/tex]

we can write 66/7 as 93/7

hence,

option D is correct.

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