find the sum of all natural numbers between 100 and 250 that are divisible by 2 as well as 3
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1
The natural number between 100 and 250 that are divisible by 2 and 3 are ;
102,108,114,120,................240,246
Here,
a = 102
d = 6
l = 246
l= a+(n-1)d
246 = 102+(n-1)6
n = 25
Sn = n/2 (a+l)
S25 = 25/2 (102+246)
= 25/2(348)
= 4350
your answer is 4,350
hope this helped you. .. !
102,108,114,120,................240,246
Here,
a = 102
d = 6
l = 246
l= a+(n-1)d
246 = 102+(n-1)6
n = 25
Sn = n/2 (a+l)
S25 = 25/2 (102+246)
= 25/2(348)
= 4350
your answer is 4,350
hope this helped you. .. !
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2
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