Question

Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7

Answer 1

Answer:

(D)

Step-by-step explanation:

A. $\frac{2}{5}{\times}\frac{-8}{9}{\times}\frac{-1}{3}{\times}\frac{-2}{7}=\frac{-32}{945}$ which is a negative number, thus Option A is incorrect.

B. $\frac{-2}{5}{\times}\frac{8}{9}{\times}\frac{-1}{3}{\times}\frac{-2}{7}=\frac{-32}{945}$ which is a negative number, thus Option B is incorrect.

C. $\frac{2}{5}{\times}\frac{8}{9}{\times}\frac{1}{3}{\times}\frac{-2}{7}=\frac{-32}{945}$ which is a negative number, thus option C is incorrect.

D. $\frac{-2}{5}{\times}\frac{-8}{9}{\times}\frac{1}{3}{\times}\frac{2}{7}=\frac{32}{945}$ which is a positive number, thus option D is correct.

Answer 2

Answer:

D is the answer

Step-by-step explanation: