Part C - Elementary Mathematics
Two trains are moving in the same direction at the speed of 40 km/hr and 90 km/hr, their lengths are 275 metres and 350 metres respectively. What will be the time taken by faster train to cross the slower train?
Sneha alone can complete a work in 30 days and Anju alone can complete the same work in 45 days. Anju alone worked for first 15 days and then left the work. In how many days will Sneha alone complete the remaining work?
If the cost of 5 apples and 8 mangoes is same as the cost of 9 apples and 4 mangoes, then what is the ratio of the price of a mango and the price of an apple?