Question

please answer this question ​

Answer 1

Step-by-step explanation:

• a. answer

1/2×3/5

=3/10

• b. answer

2/3×1/7

=2/21

• c. answer

let the value =x

x=2/21÷1/3

x=2/21×3/1

x=2/7

• d. answer

let the value =x

x=5/14÷1/2

x=5/14×2/1

x=5/7