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oksian1 [2.3K]
3 years ago
6

A math test is worth 100 points and has 30 problems. Each problem is worth either three points or four points. How many four Pro

blems are there?
Mathematics
1 answer:
kvv77 [185]3 years ago
7 0
If all were 3-point problems, the test would be worth 90. In order to add 10 points to the value, 10 4-point problems are needed.
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QUICK QUESTION! PLEASE ANSWER FAST!
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