EARLY BIRD
Six people can assemble 2000 folders in three days. If 2000 folders have to be made in half a day, how many people would be needed? 36
A factory has enough work to occupy 600 workers for two and a half months. If they want to make the work last six months, how many workers must they make redundant? 350
A rectangular storage tank holds 60 cubic meters. It is 6 meters long and 5 meters across. How high is it? 2
A box contains five varieties of apples. How many must be brought to ensure that there are three of one variety? 11
There are cats and hens in a room. There are 15 heads and 50 legs. How many cats are there in the room? 10
If 2 x 4=64 3 x 3=81
3 x 2=36 then 6 x 3=-----? 324
There are nine iron balls. One ball is heavier than the rest of the balls. In how many minimum times, using a balance, the heavier ball can be identified?
• A farmer buys a pair of bulls for Rs 600. Keeps them with him for 15 days and sells them for Rs 700. After 15 days buys the same pair of bulls for Rs 800. After 15 days sells them for Rs 900. • Does he make profit? How much? • Rs 200/-
If Mohan stands on his head with his face towards the South to which direction will his left hand point? West