A stadium has 52,000 seats. Seats sell for $50 in section A, $20 in section B, and for $15 in section C. The number of seats in section A equals the sum of the number of seats in sections B and C. For each sold-out event, the stadium takes in $1,757,500. How many seats does each section hold?

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?

W-16=-12 solve each one step equation plz

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.