Question

How many portraits would Jim paint in 9 hours if he paints 2 portraits every 4 minutes?

Answer 1

• 2 protraits per 4 min
• Rate per protraits=2min

Total 2 mins In 1h

• 60/2=30

Total 2mins In 9h

• 30(9)
• 270

Total protraits=270

Answer 2

270 portraits in 9 hours

Explanation:

2 every 4 minutes

60/4 = 15 (4 minute intervals in one hour)

15 x 2 = 30 portraits per hour

9 x 30 = 270