how many two didit numbers are divisible by 3
Answers
Answered by
13
Answer:
divisiblity rule of 3=sum of all no.should be divisible to 3,ex=2+7=9 and 9 is divisible by 3
Step-by-step explanation:
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Answered by
2
Answer:
answer is 30
Step-by-step explanation:
The list of two-digit numbers divisible by 3 is:
12, 15, 18, ... , 99
It is an AP with
a = 12
d = 3
an = 99
an = a + (n – 1)d
99 = 12 + (n – 1) × 3
87 = (n – 1) × 3
n – 1 = 87/3 = 29
n = 29 + 1 = 30
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