Answer:
B
Step-by-step explanation:
117.12
Scott knew that the only chance we would have to answer this problem would be if he kept his money in a bank that pays no interest, so that's what he did. The bank simply stored his money in a mayonnaise jar under a tightly-guarded mattress, and he was allowed to come in and take some out of it each week.
He started with $500. He withdrew (500 - 20) = $480 in 12 weeks.
So he must have come in and picked up 480/12 = $40 each week.
Answer: D. About 
inches per hour.
Step-by-step explanation:
1. The city received 
inches of rain in 
hours.
2. Let's write the mixed number as decimal numbers:
3. To find the approximate rainfall rate in inches per hour, you must divide 12.25 inches by 25.5 hours, as following:
4. If you round the result to the nearest tenth, you obtain:
5. Therefore, the answer is the option D.
Answer:
a2+2a−8
Step-by-step explanation:
Expand (a+4)(a−2)(a+4)(a-2) using the FOIL Method.
a⋅a+a⋅−2+4a+4⋅−2
