Dev, Neeraj and Pankaj ma ke ten mocks in 25 days. If efficiency of Dev and Pankaj together three times the Neeraj and Dev and Neeraj together are two times of Pankaj then in how many days Neeraj complete ten mocks? (a)          100 days ...

A square is divided into four rectangles as shown in the figure. The lengths of the sides of the rectangles are natural numbers. the area of two rectangles are indicated in the figure, what is of of area of the square (a) 240.25 (b) 420.25 (c) 306 (d) None of these Sol: ...

If compound interest received on a certain amount in the 2nd year is Rs 250. What will be the compound interest for the 3rd year on the same amount at 16% rate of interest? (a) 260 (b) 266 (c) 280 (d) 290  Sol:

Two water taps together can fill a tank in 75/8 hr. the tap of larger diameter takes 10 hours less than the smaller one to fill the tank separately. Find the time in which each tap can separately fill the tank? (a) 20hr,10hr (b) 17hr,7hr (c) 25hr,15hr (d) 23hr,13hr Sol:

The sum of first p,q,r terms of an A.P. are a,b,c then  (a) 0 (b) 1 (c) 2 (d) 3 Sol:

Sum of the income of Ram, Dev and Pankaj is 201600, ratio of theirs s aving are 17:12:4 respectively. if ram, dev and Pankaj expenditure are 80%, 85 5/7% and 63 7/11%  from their income respectively. Then find the difference between Ram and Pankaj income? (a) 82880Rs. (b) 83680Rs. (c) ...

Atul starts 4.5 minutes after chiru from the same point, for a place at a distance of 3.5 miles from the starting point. Chiru on reaching the destination turns back and walk a mile where he meets Atul. If chiru’s speed is a mile in 6 minutes then Atul’s speed is a mile in how much time? ...

The speed of boat in still water is 25km/hr. and the speed of current is 7km/hr. if a boat goes from place P to place Q and return from Q to P and it takes 7 h ours 5 minutes in total. Find the time taken by boat to cover double the one third of distance of PQ in downstream? (a) 2hr 42minute ...

A ship is 88km away from the shore, springs a leak which admits 9/4 ton of water in every 5.5minutes. an outlet tank can throughout 12 tons of water per hour. Find at what speed it should move such that when it begins to sink a rescue ship moves with 6km/hr. escapes the passengers of the ship if ...

Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number. 6 : 125 :: 2 : 1 :: 5 : ? A.            81 ...

What is the value of  (a)  √2 (b) 1/ √2 (c)  √3 (d) 1 Sol:

The value of is closest to (a) 5.8 (b) 7.4 (c) 6.1 (d) 6.4 Sol: