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Mathematics, 18.11.2020 16:50 sun64
4.Raphael is timing how fast he can do a series of 5 math questions, aiming to complete them in less than 20 minutes. He has done 3 questions so far, with each of them taking 3 minutes to complete.
On average, how much time does Raphael have on each remaining question so he can reach his goal?
A. Raphael has no more than 5 minutes and 50 seconds to complete each remaining question.
B. Raphael has less than 5 minutes and 50 seconds to complete each remaining question.
C. Raphael has less than 5 minutes and 30 seconds to complete each remaining question.
D. Raphael has no more than 5 minutes and 30 seconds to complete each remaining question.
5.A retail store is buying a 500 count for a device and another 200 count for another version of the same device that costs $100 less than the original. What is the maximum cost of the original device, given that the store did not go over the budget of $155,000?
A. no more than $150
B. no more than $250
C. less than $150
D. less than $250
*please make sure you answer all the questions please and thank you.
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