A fuel tank is 50% full. If 8 gallons of fuel is removed, then the tank remains 10% full. What is the capacity of the tank in gallons?
সমাধান
সঠিক উত্তর: Option B
(50 - 10)% = 40% means 8 gallons of fuel
1% means 8/40 gallons of fuel
100% means 8*100/40 gallons of fuel
= 20 gallons of fuel
