Aman wants to buy a new winter coat and finds one he really likes, but it is too expensive at $139. So he decides to wait. After Thanksgiving, the price of the coat is marked down 35%. How much would the coat cost after thanksgiving?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.