Investors buy a studio apartment for 120000 . Of this​ amount, they have a down payment of 12000. Their down payment is what percent of the purchase​ price? What percent of the purchase price would a 6000​$ down payment​ be?

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.