Question
Which country recently became the first to eliminate
onchocerciasis (river blindness)?Solution
Niger became the first country in Africa to eliminate onchocerciasis, as confirmed by WHO.
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P and Q individually can complete the work in 22 days and 33 days respectively. If the time taken by R alone to complete the work is 1.25 times the time...
‘X’ and ‘Y’ together can complete a work in 10 days, while ‘Y’ and ‘Z’ together can complete the work in 8 days. If ‘Y’ takes 12 day...
Three boys can do a work in 15 days where as 6 girls can do in 12days. What will be the time taken to complete the same work by a teacher if the efficie...
A is thrice as efficient as B and can finish a piece of work in 32 days less than B. B can finish this work in how many days?
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