Rahul bought 4 packets of notebook papers for school last year. Each packet contained 50 notebook papers. He used about 20 notebook papers each week. Find the number of notebook papers Rahul was left with after 7 weeks??
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he bought 4 packets
hence each packet contained 50 notebook papers
total paper bought = 50 * 4
= 200 papers
he used 20 notebook papers every week
thus, papers left after 7 weeks = total no of paper - ( 7 * 20)
= 200 - (140)
= 60 notebook papers
hence each packet contained 50 notebook papers
total paper bought = 50 * 4
= 200 papers
he used 20 notebook papers every week
thus, papers left after 7 weeks = total no of paper - ( 7 * 20)
= 200 - (140)
= 60 notebook papers
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