an investor invested a total of $2,300 two mutual funds. one fund earned a 6% profit while the other earned a 3% profit. if the investors total profit was $90 how much was invested in each mutual fund?​

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?