find the sum of all multiple of 5 between 10 and 100
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15,20,25,...........95
n =15
l=95
So .sum of all multiple between 5 and 10 are
Sn= n/2 [n+l]
= 15/2[15 + 95 ]
= 825 ans
hope this is helpful
n =15
l=95
So .sum of all multiple between 5 and 10 are
Sn= n/2 [n+l]
= 15/2[15 + 95 ]
= 825 ans
hope this is helpful
sparsh50:
wrong. you should first find the value of "n "
i can find the value of n
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