Question

1) A train travels 200km is 5 hours, at this same speed how much time would it take to travel in 600km?

2) If 2 men can weed a compound in 6 days, then how long would it take 4 men working at the same rate to weed the compound?
3) If 3 men can mow a large piece of lawn in 4 days, then how long would it take 2 men working at the same rate mow the same lawn?
4)Lia can string 48 beads in 3 minutes, at this same place, how many beads could she string in 1 minute?

Answer 1

Explanation:

s=d/t

s=200/5

s=40m/s

at same speed

s=d/t

40=600/t

40t=600

t=600/40

t=15s