Chapter : Arithmetic and geometric progression
How many 3 digit numbers are divisible by 7?
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2
Answer:please mark as brainliest
Step-by-step explanation:
128.
The first 3 digit number which is divisible by 7 is 105.
The last 3 digit number divisible by 7 is 994
Using the formula T(nth term) = a + (n-1)d, we have
994 = 105+(n-1)7
7(n-1) = 889
n-1 = 127
n = 128.
Answered by
0
Answer:
128
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