C.
This model shows that he is making 9.50 an hour, which you can tell by the fact that it is going up by that much each hour. Also, when you subtract the one hour, you get his base of 50.
Answer:
12.5%
Step-by-step explanation:
sum the parts of the ratio 1 + 3 + 4 = 8 parts
8 parts represents 100%, hence
1 part =
= 12.5% ← Andy's percentage of the total
Answer:
Electricity bill is 175
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Step-by-step explanation:
Given


monthly

Required
Determine the electricity bill
If each roommate pays 425, then 5 roommates pay 5 * 425


This implies that: the monthly cost of room, gas and electricity add up to 2125.
In other words,





<em>Hence, the electricity bill is 175</em>