Math, asked by hritikyadav1, 1 year ago

maths question solve This please​

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Answered by palak5290
4

Answer:

here is the answer for ur question

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Answered by himanshigoyal79
2

The numbers between 250 and 1000 which are divisible by 3 are 252, 255, 258, ......,999

This is an A.P. whose first term a = 252, Common difference, d = 3 and Last term l=999

We Know that

l=a+(n-1)d

999=252+(n-1)3

999 - 252 = 3(n - 1)

n=250

We know that

S=n/2(a+l)

=250/2(252+999)

=125*1251

=156375

Hence, the required sum is 156375.

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