Question Paper V

Question Paper V

1. if a ^b +b ^a =786thena=? and b ?


2. On a skating plane, Michel and Jennie are in a distance of a mile on each side of a point. They are going to skate to the direction of each other’s. Jennie, having added force with the flow of the wind, skated two and one-half miles faster than Michel and beat her 6 minutes. What are the times taken by both of them?


3. A Boy has taken a short cut on which there is a railway track that goes through a narrow bridge. When the boy covered 7/16th of the track in the bridge, he heard the whistle of the train. Then he ran out of that bridge, when the train came to that bridge. If he were taken actual root, he would have reached the destination on time, rather taking the shortcut and running out of that bridge. If the boy covers 4km/hr, what was the speed of the train?


4. A man was on his way to a marriage in a car with a constant speed. After 2 hours one of the tier is punctured and it took 10 minutes to replace it. After that they traveled with a speed of 30 miles/hr and reached the marriage 30 minutes late to the scheduled time. The driver told that they would be late by 15 minutes only if the 10 minutes was not waste. Find the distance between the two towns? Ans. is 120 bt could somebody plz tell the approach


5. A & B two places. C & D are two people. C started from A and D started from B. When they meet each other in the way C traveled 18 m more than D. Then C takes 13 and half a minute and D takes 24 minutes to reach the other end. What was the distance between A & B. Ans. is 126 bt plz somebody tell the approach


6. A man was on his way to a marriage in a car with a constant speed. After 2 hours one of the tier is punctured and it took 10 minutes to replace it. After that they traveled with a speed of 30 miles/hr and reached the marriage 30 minutes late to the scheduled time. The driver told that they would be late by 15 minutes only if the 10 minutes was not waste. Find the distance between the two towns? Ans. is 120 bt could somebody plz tell the approach


7. A beautiful maiden, asks.... which is the number that, multiplied by 3, then increased by 3/4th of the product, divided by 7, diminished by 52, the square root found, addition of 8, division by 10 gives the number 2?


8. There is a wood and there are birds on each tree. There are number of birds on each tree as many trees in the wood. Number of birds in wood is between 2000 and 2100.FInd total number of trees in the wood.


9. There are 100 balls in a box. 20 are blue, 20 are red, 20 are black, and 20 are white and 20 orange. Find the least no of ways to get the pair of balls.