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Login18. Find the sum of first 100 even natural numbers which are divisible by 5.
Math Secondary School in Math 8 months ago
Step-by-step EXPLANATION:
even NATURAL number which is divisible by 5 is
10,20,30,40........
a=10,d=10,n=100(first 100 even natural number)
sn=n/2(2a+(n-1) d)
=100/2(2*10+(100-1)10)
=50(20+990)=50*1010
=50500 is the correct answer
Posted on 16 Nov 2024, this text provides information on Math related to Secondary School in Math. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.
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