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:
The sum of first p,q,r terms of an A.P. are a,b,c then Read More »
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) 81880Rs (d) 84680Rs. Sol: Ram
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
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
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 base of a conical tent is 12m in diameter and the height of i ts vertex is 3.2 m. The area of the canvas required to put up such a tent (in m²) is nearly? (take = 22/7 ) (a) 122.11 (b) 128.22 (c) 132.33 (d) 142.44 Sol: Triplet (8, 15, 17) (32, 60,
