Answer:
Brother's age = 15
Sister's age = 9
Step-by-step explanation:
4 cm
which is none of the listed answers
∛64 = 4
proof:
4x4x4 = 64
The rate is the distance divided by the time.
60 feet in 10 seconds = 60 ft / 10 sec = 6 ft / sec
42 feet in 6 seconds = 42 ft / 6 sec = 7 ft / sec <--- We have a winner!
approximately 12
