How many natural numbers between 100 and 500 are divisible by 3.
Answers
Answered by
3
Step-by-step explanation:
a=100
an=500
d=3
n=?
an=a+(n-1)d
500=100+(n-1)3
500=100+3n-3
500-100=3n-3
400=3n-3
n=39900
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Answered by
2
Step-by-step explanation:
d=3
a=102
an=498
f+(n-1)d
102+(n-1)3
102+3n-3
99+3n=0
3n=99
n=99÷3
=33
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