a student achieved the following grades on his tests :87,95 ,76 and 88 percent . he wants 85 percent or better overall . what gr

Question

3 years ago

15

ade should he must get in his last test to achieve that average

2 answers:

Pachacha [2.7K] · Answer 1 · 2022-01-31T15:11:40+03:00

8 0

Answer:

Atleast 79

Step-by-step explanation:

Average 》 85

If 5 tests,

Sum 》 85×5

Sum 》 425

Let the fifth test score be X

X + 87 + 95 + 76 + 88 》 425

X 》425 - 346

X》79

m_a_m_a [10] · Answer 2 · 2022-01-31T13:18:56+03:00

4 0

Answer:

Step-by-step explanation:

87+95+76+88+x/5=85

346+x=85x5

x=425-346

x=79