Find the sum of all two digit numbers which are not divisible by 5
Answers
Answered by
6
Answer -
Sum = n/2(a+l)
= 18/2(10+95)
= 9(105)
= 945 Answer
→ Hope it will help you ❣️❣️
Answered by
2
Answer:
Hey mate here is your answer.//
Step-by-step explanation:
Required numbers are 10,15,20,25,...,95
This is an A.P. in which a=10,d=5 and l=95.
Let the number of terms in it be n.Then t=95
So a+(n-1)d=95.
10+(n-1)*5=95,then n=18.
Required sum=n/2(a+l)=18/2(10+95)=945.
Hope it helps you,//✔✔✔
Please do mark me as Brainliest.//
Similar questions