Allen saves Rs. 10 in first week, 22 in the second week, 34 in the third week, 46 in
the fourth week and so on…. He save Rs. 130 in the ________ week.
Answers
Answered by
3
Step-by-step explanation:
11th week as the cost he saved every week is increasing by no. 12...
Answered by
1
Answer:
Step-by-step explanation:
Number of week = n
every week he save increasing RS.12
12-10 = 2 becsuse on 1 st week he saved only Rs,10,less Rs. 2
n X 12- (12-10) or (n x12)-2
n x 12 - 2=130
12n =130+2
12n = 132
n = 132/12
n = 11 weeks
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