Answer:
average speed for the entire trip is 15 mph
Step-by-step explanation:
Let x be the uphill speed and y be the downhill speed.
We have been given that
Speed of Omar in uphill to reach gift store = x =10 mph
Speed of Omar in downhill to reach his home = y = 30 mph
We know the formula for average speed for the entire trip

Therefore, average speed is 15 mph
Answer:
Step-by-step explanation: -1, 16
Answer:
y = 18 or 36
Step-by-step explanation:
Answer:
h≈9cm
Step-by-step explanation:
V=
π
r
2
h
3 h=
3
V
π
r
2
=
3
602.88
π
8
2
≈
8.99544cm
5 because 6 times 5 equal 30