Question

n. There were 12 children. He takes 5.5 minutes to save a

child.

a) How much time would he take to save all the children?

i. 1 hour

ii. 1 hour 6 minutes

iii. 70 minutes

iv. 6 hours

b) If he works for 55 minutes, how many children would he be able to save?

i. 10

ii. 100

iii. 10

iv. 1

​

Answer 1

Answer:

a) 1 hour 6 minutes

b) 10

Step-by-step explanation:

a) one child takes 5.5 minutes to be safe,

so, 12 children will take 12× 5.5 = 66 minutes to be safe.( 1 hour 6 minutes)

b) in 55 minutes, he can save x children

12/66 = x/55

= 10