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Author Question: The cost of running a set of eight 100 watt light bulbs for 6 hours, with the cost of electricity at ... (Read 131 times)

clippers!

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on: Jul 28, 2018
The cost of running a set of eight 100 watt light bulbs for 6 hours, with the cost of electricity at 9 per kWh, is approximately:
 a. 5 b. 24 c. 43 d. 54 e. 72

Question 2

A baseball is hit at ground level. The ball is observed to reach its maximum height above ground level 3.0 s after being hit. And 2.5 s after reaching this maximum height, the ball is observed to barely clear a fence that is 97.5 m from where it was hit. How high is the fence?
 a. 8.2 m
  b. 15.8 m
  c. 13.5 m
  d. 11.0 m
  e. 4.9 m


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Jane

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Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

C


clippers!

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

Viet Thy

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Reply 3 on: Yesterday
Excellent

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