Question

Class. f1.

10 - 20. 5
20 - 30. 3
30 - 40. 4
40 - 50. " f "
50 - 60. 2
60 - 70. 6
70 - 80. 13

Find " f " throught " Mean " method....give me answer plz. this is urgent....i will follow and give brainlist.....so answer me....​

Answer 1

Answer:

-10

i thik this right

your question is puzzeled

Answer 2

Answer:

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