1: A papaya tree was planted 2 years ago. It increases at the rate of 20% every year. If at present, the height of the tree is 540 cm, what was it when the tree was planted?
Answer: 375 cm
2: A boy has Rs 2. He wins or loses Re 1 at a time If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5. Find the number of ways in which this is possible?
Answer: 16
3: One ship goes along the stream direction 28 km and in opposite direction 13 km in 5 hrs for each direction. What is the velocity of stream?
Answer: 1.5 kmph
4: In a journey of 15 miles two third distances was travelled with 40 mph and remaining with 60 mph. How much time the journey takes
Answer: 20 min
5: Solid cube of 6 * 6 * 6. This cube is cut into to 216 small cubes. (1 * 1 * 1).the big cube is painted in all its faces. Then how many of cubes are painted at least 2 sides.
Answer: 56
6: Find the average of first 40 natural numbers.
Answer: 20.5
7: Which one of the words given below is different from others?
Answer: Apricot
8: Complete the series: 5, 20, 24, 6, 2, 8, ?
Answer: 12
9: A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together?
Answer: 8/9 days
10: Three friends divided some bullets equally. After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division. Find the original number divided?
Answer: 18
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