12 hours..........
+ - = 1
Multiply by 12 to clear the fractions
3t + 2t - 4t = 12
t = 12 hrs to fill the pool
Answer:
59.2%
Step-by-step explanation:
→ Find how many boys cycle
66 - 37 = 29
→ Find how many total boys are there
29 + 20 = 49
→ Now find the percentage
(29 ÷ 49) × 100 = 59.2%
= 