How many numbers are divisible by 7 upto 1000?
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Answered by
1
The numbers between 1 to 1000 which are divisible by 7 can be calculated very easily just only by dividing 1000 by 7 , 1000/7= 142.8571 , so 142 numbers are there between 1 to 1000 are divisible by 7 .
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Answered by
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no divisible by 7 are
7,14,21,......,994
it is an AP
nth term is 994
a+(n-1)d=994
7+(n-1)7=994
(n-1)7=994-7
(n-1)7=987
n-1=987/7
n-1=141
n=141+1
n=142
142 numbers are there up to 1000 which are divisible by 7
7,14,21,......,994
it is an AP
nth term is 994
a+(n-1)d=994
7+(n-1)7=994
(n-1)7=994-7
(n-1)7=987
n-1=987/7
n-1=141
n=141+1
n=142
142 numbers are there up to 1000 which are divisible by 7
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