Answer:

The answer of the following questions are -

a) 0

b)0

c)144

d)-12

Step-by-step explanation:

a) -0×25×(-10)

(Multiplying zero with any number/numbers will give answer zero)

= 0 (Ans.)

b) (-70) × (-35) × 0 × (-63)

= 0 (Ans.)

c) (-4) × (-6) × (-3) × (-2)

[ (-) × (-) = (+) , (+) × (-) = - , (-) × (+) = (-) , (+) × (+) = (+)]

= (+24) × (+6)

= 144 (Ans.)

d) (-3) × 1 × (-2) × (-2)

= -3 × (+4)

= -12 (Ans.)

These will be the answers of those questions.

Hope,it will help you.