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maw [93]
3 years ago
7

Dave delivered 52 newspapers in all. saturday & sunday. he delivered 8 more newspapers on sunday than on saturday. how many

newspapers did dave deliver on sunday?
Mathematics
1 answer:
mihalych1998 [28]3 years ago
6 0
Sat + Sun = 52
Sun = Sat + 8

Sat + Sat + 8 = 52
2Sat + 8 = 52
2Sat + 8-8 = 52-8
2Sat = 44
2Sat/2 = 44/2
Sat = 22

Sun = 22 + 8
Sun = 30

Check
Sat + Sun = 52
22 + 30 = 52
52 = 52
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Complete Question

In your biology class, your final  grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 25% of your total grade, each major test is worth 22:5%, and the final exam is worth 30%. Compute the weighted average for the following scores: 92 on the lab, 81 on the first major test, 93 on the second major test, and 85 on the final exam. (Enter your answer to one decimal place)

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Step-by-step explanation:

From the question we are told that

  The worth of the lab score is  25% of total grade

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