Answer:
30%
Step-by-step explanation:
(50 - 35)/50 x 100 = (15/50) x 100 = 30%
Answer:
You want 40% of 140 gallons to be methane,
so 60% of 140 gallons is water
methane: 0.4(140) = 56 gallons
water: 0.6(140) = 84 gallons
Step-by-step explanation:
Answer:
167.7
Step-by-step explanation:
210cos(37)=167.7134571
just type it in a calculator