How many numbers are divisible by 7 in 100-1000 or any kind of this question is give then how to solve faster
Pls don’t give the answer for above 100-1000 in 7 pls say how to solve these kind of questions faster...
Answers
Answered by
2
Step-by-step explanation:
first number=105
last number=994
it is an arithmetic progression with difference of 7
105+(n-1)7=994
(n-1)7=994-105=889
(n-1)=127
n=128
128 number divisible by 7
Answered by
1
Answer:
how I forget this simple rule that I learned in class 8.
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