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For Cuba, Number of schools = 2400 Number of (schools - hospitals) = 800 Number of hospitals = 2400 - 800 = 1600 Similarly, 
Required percentage = {(4000 - 3200)/4000} x 100 = 20%
A can finish a piece of the work in 16 days and B can finish it in 12 days. They worked together for 4 days and then A left. B finished the remaining wo...
A is thrice as efficient as B and can finish a piece of work in 28 days less than B. B can finish this work in how many days?
A and B can complete a work together in 36 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed ...
Girish can paint a picture in 4 days when he works for 8 hours per day. Due to illness, he could work for only 6 hours per day and was required to finis...
A car is moving at a uniform speed of 35 km/h. What is the time it takes to cover 140 km?
A man is travelling at a speed of 100 km/h such that he will take 60 minutes to reach his destination. But after completing half the journey, the man to...
A and B can do a work in 21 days, A is (7/4) times as efficient as B. In how many days, A alone can complete the (100/3)% of the work?
Two workers A and B working together completed a job in 5 days. If A worked twice as efficiently as he actually did and B worked 1/3 as efficiently as h...
A trip from Mumbai to Pune takes 4 hours 30 minutes at a speed of 60 km/hr. How long (in hours) will it take to complete, if the speed is 15m/sec?
