7 is to 34 as 5 is to

If 18, x, y - 3 are in AP. Find the value of x + y 

At 2:40, the angle between the hour hand and the minute hand of a clock is:

In a 1000 m race, A beats B by 50 m and B beats C by 100 m. By how many meters does A beat C in the same race?

The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.

25 men take 20 days to construct a wall 10m high . How many men would be required to construct a similar waell, whish is 8 m high , if the work is palnned to be completed in 10 days ?

 Two bicycles were sold for Rs. 3990 each, gaining 5% on one and losing 5% on the other. The gain or loss percent on the whole transaction is
 

Two pipes A and B can fill a tank in 10 minutes and 20 minutes resp. if both the pipes are opened simultaneously, after how any minutes should B closed so that the tank is full in 8 minutes?

A thief steals a car at 2:30 p.m. and drives it at 60 km/h. The theft is discovered at 3 p.m., and the owner sets off in another car at 75 km/h. When will the owner overtake the thief?

  In 3 fractions, when the largest fraction is divided by the smallest fraction, the result 5/4 is greater than the middle fraction by 1/2. If the sum of the three fractions is 2(3/12) what will be the difference between the largest and smallest fraction?