A railway company makes a profit of $ 1420 on per ticket of business class while loses $ 183 on every ticket in economy class. If the company sold 4450 tickets of business class and 38375 tickets of economy class in the month of July, what would be the total profit or loss company will make in that month.

There are 7 green balls, 13 yellow balls, and 4 red balls in a bag. What is the probability of picking up one yellow ball out of the bag without looking?

A pole is broken such that top of the pole touches the ground. If length of the pole is 196 inches and pole is broken at a height of 80 inches from the ground, find the distance from base of pole to the point where its top touches ground.

The simple interest on a certain sum for ^@5^@ years at ^@10\%^@ per annum is ^@$ 300^@ more than the simple interest on the same sum for ^@3^@ years at ^@13\%^@ per annum. Find the sum.