4 men can cross a bridge in 3,7,13, 17 minutes. Only two can cross the bridge at a time. The time taken by the two to cross the bridge is equal to the time taken by the slowest person of the two. Find the minimum time to all of them cross the bridge?
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Two pipes can fill a tank in 10 and 12 hours respectively while third pipe will make the tank empty in 20 hours. If all three pipes operate simultaneously, in how many hours the tank will be filled ?
HENN+EGG=46;HEN+EGG=?
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Find sum of 3 + 5/(1+22) + 7/(1 + 22 + 32) + ......
A Farmer owns a square land of 15 m each side with a pole in one of the corners to which he tied his cow with a rope whose length is about 10 m. What is the area available for the cow to graze. (Assume pi = 3)
3x + 4y =15 so what is the slope of line which is perpendicular to this line.?
Ramesh and his grandfather differ in their ages by 60 years. After 5 years, if the sum of their ages will be hundred years, what is the present age of Ramesh?
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tell us about ur self and also tell me about ur strenghts and weakness and also tell me how u will combat ur weakneses?
f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, If f(X)= f(X-1)+f(X-2) for X>1 then X= ?
A car travels a certain distance taking 7 hrs in forward journey, during the return journey increased speed 12km/hr takes the times 5 hrs.What is the distance travelled Options Are : 10Kms 20Kms 30Kms 40Kms
What is the calibration procedure for UV Spectrophotometer
Data sufficiency statement: area of rectangle is 50.so what is the breadth of rectangle? a)length of rectangle is 10 b)length and breadth differs by 4 both a and b is required. Or only a is sufficient or only b is sufficeient. Or a and b s independently sufficient?