Answer Posted / relwan
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sam and mala have a conversation. sam says i am vertainly not over 40. mala says i am 38 and you are atleast 5 years older than me. Now sam says you are atleast 39. all the sattements by the two are false. How hold are they realy.
3/p=6, 3/q=15 ......find p-q
An orange glass has orange juice and white glass has apple juice both of equal volumes. 50ml of the orange juice is taken and poured into the apple juice. 50ml from the white glass is poured into the orange glass. Of the two quantities, the amount of apple juice in the orange glass and the amount of orange juice in the white glass, which one is greater and by how much?
if 8x+4y=6 and 4x+5y=7, x+y equlals
In a pond ecosystem, large fishes and small fishes will be there. If we want to remove small amount of pollutants, small fishes are to be employed. In a food chain food passes through a number of mouths and en route the mouth of the super feeder-the eagle. Its population determines the size of the ecosystem. But this has been proved false.What can you infer from above? (4 choices)
A man, a woman, and a child can do a piece of work in 6 days. Man only can do it in 24 days. Woman can do it in 16 days and in how many days child can do the same work?
A fold density is 19 times greater than the water and for copper it is 9 times.At what ratio you can mix gold and copper to get 15 times denser than water.
If a car starts from A towards B with some velocity due to some problem in the engine after travelling 30km.If the car goes with 4/5 th of its actual velocity the car reaches B 45min later to the actual time. If the car engine fails after travelling 45km, the car reaches the destination B 36min late to the actual time , what is the initial velocity of car and what is the distance between A and B in km
sum of 5 consecutive numbers is 35. how many of the numbers are prime:
If a and b are positive integers and (a-b)/3.5 = 4/7, then the relation between a and b is
Can you tender a one rupee note in such a manner that there shall be total 50 coins but none of them would be 2 paise coins.?
Find sum of 3 + 5/(1+22) + 7/(1 + 22 + 32) + ......
One day the Finance minister decides that the country should have only 33 paise and 56 paise.If there are two traders having enough change in the two denominations, what is the minimum amount for which they can transact?
A batsman scored 18 runs in his 18th innings and that makes his average 18. Find his average upto the 17th innings?
Solve for x and y: 1/x - 1/y = 1/3, 1/x2 + 1/y2 = 5/9.