Question

The Billing triplets are planting seedlings. The three of them take two hours to plant 300 seedlings in one day. On the second day the triplets are joined by their friend Billy who helps them. Working at the same rate, how many plants should the four of them be able to plant in two hours?

Answer 1

Answer:

On the second day of the month the triplets are joined by their friend Billy who helps them. Working at the same rate, how many plants should the four of them be able to plant in two hours