Respuesta :

Answer:

the value of 3b ÷ a is 3 ÷ 70

Step-by-step explanation:

The computation is shown below:

Given that

a × b = 70

So it could be write as

a = 70 ÷ b

And, the value of 3b ÷ a is

= 3b ÷ 70 ÷ b ÷ 1

= 3b ÷ 70b

= 3 ÷ 70

Hence, the value of 3b ÷ a is 3 ÷ 70