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The table shows the number of fillings a...

The table shows the number of fillings a class of 40 pupils had at the time of a dental inspection.

If the mean number of fillings per pupil is 3.2, find the values of x and y.

A

`x=5,y=4`

B

`x=10,y=6`

C

`x=9,y=6`

D

`x=12,y=4`

Text Solution

Verified by Experts

The correct Answer is:
B
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