In the natural numbers from 10 to 200, how many are divisible by 3?
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Answer:
Between 10 and 200, 63 numbers are divisible by 3.
Step-by-step explanation:
12, 15, 18,. ,198
a=12
an= 198
d=3
n=?
an= a+(n-1)d
198= 12+ (n-1)3
198-12= 3(n-1)
186= 3(n-1)
186/3= n-1
62=n-1
n=62+1
n=63
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