Question

18. A cricket player after playing 10 tests scored 100 runs in the 11th test. As a result, the average of his runs is increased
by 5. The present average of runs is (a) 45 (b) 40 (c) 50 (d) 55​

Answer 1

Answer:

Correct option is

C. 50

Explanation:

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Answer 2

Answer

here x/10=y

so x=10y

then x+100/11=y+5

substitute x=10y in second equation we get y as 45

then after substituting y= 45 we get 50 as present average of runs.....

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