There are 40 papers of students of a class to be checked by two teachers. Mr. Ashok can
check five papers in an hour and Mrs. Meena can check four papers in an hour. If Mr. Ashok
spends three hours in checking the papers and Mrs. Meena works for two hours, what
percentage of the papers will be checked in all?
Answers
Answered by
7
Explanation:
5×3+4×2=23
23/40×100=57.5 percent
Answered by
8
ANSWER
Ashok checks 5 paper per hour and he checks for 3 hour so in 3 hour he will check 5×3=15 papers
Mrs Meena checks 4 paper per hour and she checks for 2 hour so total she will check 4×2=8 papers
All together Ashok and Mrs Meena will check 15+8=23 papers
Total papers are 40
Therefore percentage of papers checked are
40
23
×100=57.5%
Ashok checks 5 paper per hour and he checks for 3 hour so in 3 hour he will check 5×3=15 papers
Mrs Meena checks 4 paper per hour and she checks for 2 hour so total she will check 4×2=8 papers
All together Ashok and Mrs Meena will check 15+8=23 papers
Total papers are 40
Therefore percentage of papers checked are
40
23
×100=57.5%
Similar questions