A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is:
Correct answer D. 8/15
Tip: press A, B, C or D to answer, and N for the next question.
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More Time and Work questions
See allNosheen painted 1/3 of her room with 5/2 cans of paint. How many more cans of paint will she need to finish painting her room?
Correct answer C. 5
Jawads weekly salary is $70 less then Pashas which is $50 more than Marias. If Maria earns $280 per week how much does Jawad earn per week?
Correct answer B. $260
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If 4 times x is equal to x increased by 2 then x=
Correct answer B. 2?3
30 men can do a certain work in 15 days. They started working on the project but 5 of them leave after every five days. In how many days will the work be completed now?
Correct answer A. 20 days
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