Question

Is it 89%?







Frank’s quarter grades are 82.5, 94.7, and 87.9. What grade, rounded to the nearest percent, will Frank have to earn in the last quarter to receive at least a 89% final course grade?

Answer 1

$$\dfrac{82.5+94.7+87.9+x}{4}=89$$

Answer 2

So i was right?

Answer 3

91%

Answer 4

so its 91%?






A.
90%

B.
91%

C.
92%

D.
89%

this is the answers?

Answer 5

Yes

Answer 6

ty!

Answer 7

Can you solve for x?

Answer 8

its 89