Question

which number would replace the question mark in the series 10 15 25 40 60?​

Answer 1

it keeps adding 5.

10, 15, 25, 40, 60, 85

+5 +10 +15 +20 +25

Answer 2

Answer:

85

Step-by-step explanation:

because in 10, 5 is add

in 15, 10is add

in 25 ,15 is add

and in 60 ,20 should add

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