A 60-gallon tank is 60% full of water. If 50% of the water is poured in a 90-gallon tank, what percent of the 40-gallon tank is filled?
20
30
32
36
None of these
Description (বিবরণ) :
প্রশ্ন: A 60-gallon tank is 60% full of water. If 50% of the water is poured in a 90-gallon tank, what percent of the 40-gallon tank is filled?
ব্যাখ্যা:
quantity of water in 60g tank = 60x60% = 36g.
water pured in 90g tank = 36x50% = 18g.
percentage filled = 18*100/90 = 20%
ans:20%
