Question
Which boolean function returns true if and only if all
input variables are true?Solution
AND
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A can complete a piece of work in 10 days and B can complete it in 15 days. They start working together, but B leaves after 3 days. In how many more day...
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(x + 7) workers finish 60% of a job in 9 days working 4 hours/day. The remaining work is done by (x + 3) workers in 12 days working 3 hours/day. Find x.
A work can be completed by ‘A’ and ‘B’, alone in 10 days and 12 days, respectively. Find the number of days taken by ‘C’ to complete the sam...
A piece of work consists of 360 identical units. A can do (x + 4) units per day and B can do (x − 2) units per day. They work together for 9 days and ...
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