SOLUTION: Bruce and Maria headed north at 11am at full speed. After 4 hours, Bruce was 16 miles ahead. What did Bruce consider full speed if Maria's speed was 16mph?

You can put this solution on YOUR website!
Bruce and Maria headed north at 11am at full speed. After 4 hours, Bruce was 16 miles ahead. What did Bruce consider full speed if Maria's speed was 16mph?
:
Let s = B's speed
:
Write a distance equation: Dist = time * speed
:
B's dist - M's dist = 16 mi
4s - 4(16) = 16
4s - 64 = 16
4s = 16 + 64
4s = 80
s =
s = 20 mph is B's speed
;
:
Check solution:
4(20) - 4(16) = 16