how many two digit number are divisible by 3
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How many two digit numbers are divisible by 3 ? Therefore, two digit numbers divisible by 3 are 30.
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Answer: 30
Step by step solution:
We know, first two digit number divisible by 3 is 12 and last two digit number divisible by 3 is 99.
We know, first two digit number divisible by 3 is 12 and last two digit number divisible by 3 is 99.
a=12,d=3Let there be n terms. Then,
=99
a(n−1)d=99
12+(n−1)3=99
n=29+1=30
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