Question

A cricketer has a certain average for 8 innings. In the next innings, he scored 80 runs, there by increasing
his average by 5 runs. Find his new average ?​

Answer 1

Answer:

40

Step-by-step explanation:

Let the average runs after 8 innings be x

thus, (8x+80)/9 = x + 5

or, 8x + 80 = 9x + 45

or, x = 35

thus his old average is 35

and new average is 35 + 5 = 40

Answer 2

Answer:

40

Step-by-step explanation:

Let the average runs after 8 innings be x

thus, (8x+80)/9 = x + 5

or, 8x + 80 = 9x + 45

or, x = 35

thus his old average is 35

and new average is 35 + 5 = 40