Two eighth-grade classes are selling raffle tickets to raise money. One class is selling tickets for $4.80 each and has already raised $250.
The other class is selling tickets for $4.00 each and has already raised $215.
Which equation can be used to find t, the number of tickets each class needs to sell so that the total amount raised is the same for both classes?

answer choices :

4t + 250 = 4.80t + 215

250t + 4.80 4t + 215

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit