IBM
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Numerical Ability
Ratio and Proportion
During a given week A programer spends 1/4 of his time preparing flow chart, 3/8 of his time coding and the rest of the time in debugging the programs. If he works 48 hours during the week , how many hours did he spend debugging the program.
Read Solution (Total 5)
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- flow chart=48(1/4)=12
coding=48(3/8)=18
flow chart+coding+debugging=48
12+18+debugging=48
so debugging=18 - 13 years agoHelpfull: Yes(24) No(1)
- For flow chart=48(1/4)=12 h
Coding=48-12=36
36(3/8)=13.5
Debugging=12+13.5+x=48
Debugging time=22.5 - 9 years agoHelpfull: Yes(2) No(4)
- 18hrs.....1/4+3/8=5/8,remaining work=1-(5/8)=3/8,3/8*(48)=18
- 9 years agoHelpfull: Yes(2) No(0)
- he works 48 hours during a week.
1/4th of his time = flow chart = 48/4 = 12 hour.
3/8th of his time = coding = 48 * 3/8 = 18 hour.
Rest time = 48 - (12+18) = 18 hours for debugging. - 9 years agoHelpfull: Yes(1) No(1)
- flow chart =12=>48(1/4)
coding=18=>48(3/8)
debugging=x
(12+18+x)=48
x=48-12-18
x=18 - 9 years agoHelpfull: Yes(1) No(0)
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