Afather is 10 times as old as his son. in 5 years he will be 5 times as old as his son. how old is the father and the son now

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis

James is playing his favorite game at the arcade. after playing the game 33 times, he has 88 tokens remaining. he initially had 2020 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays