find the sum without addition.3+5+7+9+11
Answers
Answered by
0
Answer:
25
Step-by-step explanation:
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Answered by
1
Step-by-step explanation:
sum of total no. = total no. × middle no.
So total no.= 5
and middle no. = 7
therefore ; 5 × 7 = 35
Answer ; 35
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