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A bus takes twice the time to travel 10 km as the time taken by a car to travel 7 km. What is the ratio of speeds of the car and bus?
In a mixture of 60 L volume, the ratio of milk and water is 2:3. How much water needs to be added so that the ratio becomes 1:2?
A shopkeeper sells 12 pens at a price for which he bought 14 pens. If he has to pay a tax of 10% on the profit obtained, what is his net profit on the overall transaction?
Ajay can do a particular job in 10 days. Vijay can do the same job in 12 days. Ajay and Vijay start together, but Vijay leaves after 4 days. In how many days(from the beginning) will the work be completed?
A father is thrice as old as his son now. Six years before he was five times the age of his son. What was the age of father at the time of birth of his son ?
In the next 5 questions, every question has a number series. You have to select the option that best replaces the question mark.
13,74,??,604,1265,2358,4039
23,46,??,86,83,166
99,98,96,95,91,90,82,??
4913,6859,12167,24389,??
15,17,??,29,45
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Un-answered - 10