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Subject: Maths, asked on 9/8/17

Guns are fired at the intervals of 4 minutes at certain place towards which train is approaching. A man in the train hears two successive reports at the intervals of 3 minutes 50 seconds. If sound travels 1265/3 m/sec,find the speed of the train per hour. i know its a question of relative speed but plss solve it.

Subject: Maths, asked on 8/8/17

man buys a box of fruits containing 286 fruits .Out of these 1/2of the fruits are apples and the rest are pears. 4/13of the pears are rotten.He sells the good pears at Rs 41/11 each.How much money does he receive on selling the good pears? can you please help me solve this 

Subject: Maths, asked on 8/8/17

if a/b + c/d = d/c + b/a, then prove that a3/b3 + c3/d3 = b3/a3 + d3/c3 i don't need any similar link plss answer till it is not proved 

Subject: Maths, asked on 8/8/17

factorise :-(x + 2)(x + 3)(x + 4)(x + 5) - 3 i don't need any similar link just perfectly answer till the last 

Subject: Maths, asked on 8/8/17

factorise:- ​​(x + 2)(x + 3)(x + 4)(x + 5) - 3

Subject: Maths, asked on 1/8/17

two stations A and B are 144 miles apart. A fast train starts from B at 9 AM another fast train travelling at the same rate starts from A at 10 AM. A slow train starts from B at 10:20 AM. The fast train from A meets the other fast train from B at 11:30 AM, and the slow train at 12:30 PM. When does the slow train reach A ? i know its a question of relative speed but i want answer.

Subject: Maths, asked on 31/7/17

a train starts running from a place at 12 noon at the rate 16km/hr. and another train starts from the samre place at 1pm and overtakes the first train at 9 pm. find the speed of the second train.

Subject: Maths, asked on 29/7/17

 A broken scale is used to measure the height of a plant. The length of the broken scale is 12 cm. the height of the plant is 14.15 times greater than the broken scale. What is the height of the plant.

Subject: Maths, asked on 28/7/17

a man has to reach a certain place at a certain time. if he walks 3 km/hr. he is 10 mins. too late and if he walks 4 km/hr. he is 5 mins. too early. find the distance he has to walk ? plss answer with steps no excuse

Subject: Maths, asked on 28/7/17

A starts walking 15/4 km while B walks 4 km A has walked 165 km in 6 days, how far will B walk in 15 days ? plsss answer with steps no excuse 

Subject: Maths, asked on 28/7/17

a train can go from A to B in 6 hours and another train from B to A in 4 hours both the trains start at 7 AM when will they meet ? plss answer with steps no excuse

Subject: Maths, asked on 28/7/17

a police man runs after a thief 15 minutes after the latter's escape. they run at the rates of 16 km/hr. and 12 km/hr. respectively. when and where will the thief be overtaken ?

Subject: Maths, asked on 28/7/17

a train starts from A  at 7 AM and reaches B at 11 AM and another train starts from B at 8 AM and reaches A at 10:30 AM. when will they meet?  plss ansr with steps no excuse

Subject: Maths, asked on 28/7/17

a constable is 100 yards behind a theif; the former takes 8 minutes an the latter takes 10 mins. to run  a mile. at what distance will the constable overtake the thief ? [1 mile=1760 yards]

Subject: Maths, asked on 28/7/17

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