solve the problem by 2 different ways:- Reena had Rs.200 in her bank account at the start of the summer .Fir the next eight weeks she accumulated Rs.80 per week in savings . After the summer was over ,she went back to school and spent Rs.40 per week on lunch. How many weeks will it take to use the entire amount?
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Answer:
it will take 21 weeks
Step-by-step explanation:
80 × 8= 640
640 + 200 = 840 total
840/40 = 21
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