Question

An empty tank is filled with water from a tap at constant rate. At 10 am the tank was 1⁄2 full. At 11am the tank is 2/3 full. How many hours would it take to fill the tank completely?

Answer 1

Answer:

at 12 pm it will be filled

Answer 2

Step-by-step explanation:

let tank voluem is =1 Liter

at 10 am voluem=1/2 Liter

at 11 am volume =2/3 Liter

so one hour fill the tank

2/3-1/2=1/6

so one hour fill water 1/6 Liter

so one liter fill water total time T

1T/6=1

so T =6

so total time to fill tank is 6 hour