Question

answer pleaase.. this ques.

Answer 1

I hope this is the answer

Answer 2

$\frac{ {5}^{ - 3} \times {20}^{ - 1} \times 64 }{ {4}^{ - 5} \times {5}^{ - 6} } \\ \frac{ {4}^{5} \times {5}^{6} \times 64}{ {5}^{3} \times 20} \\ \frac{ {5}^{2} \times {4}^{4} \times 64 }{1} \\ = 409600 \\ Thank You$