a. 100 lb (lb is pounds, isn't it?)
200
200
80/200 x/100 % 8000%/200 x x 40% 40%
80% of 160 = 80/100160 8161 =128 Answer is 128
160 + 320 + 100 + 110 + 200 + 220 = 1110/6 = 185
200
80% of 160 is 128. 160 is 80% of 200.
(100-20)/100=160/p80p=16000p=200
200% of 160= 200% * 160= 2 * 160= 320
200
The multiples of 10 between 100 and 200 are 100, 110, 120, 130, 140, 150, 160, 170, 180, 190, and 200
A: The efficiency will be as 160/200 x 100= 80%