Question

A factory manufacturers a metal piece in 32 minutes. New technology allowed the factory to cut the time by 8%. The anther improvement cut the time by 5%.How long does it take to manufacture the piece now ? Round your answer to the nearest minute

Answer 1

28 minutes

Explanation:

new length of time = percent reduction x initial time

percent reduction = 100 - 8 = 92%

0.92 x 32 = 29.44

New time after final reduction

(100 - 5%) x 29.44

27.96 = 28 minutes