24rmorgan 24rmorgan

11-09-2022
Mathematics

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Phillip has an 78% average on 4 tests. What does he need on his next test to raise his average to 82%?

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djp6182583 djp6182583

11-09-2022

Answer:

Below in bold.

Step-by-step explanation:

His total marks for the 4 tests

= 4*78

= 312,

For an average of 82% over 5 tests the total will have to be

82*5 = 410.

So, he needs to score 410 - 312

= 98% in his last test.

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