Question

16. How many two digit numbers are divisible by 3?​

Answer 1

Answer:

the two numbers divisible by 3 is 1 and 3

Answer 2

Answer:

no. from 12 to 99

an =99, a=12 ,d=3, n=?

99=12+(n-1)3

87=(n-1)3

n-1=29

n=30

thus there are 30 2 digit no.s which are divisible by 3.

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