What is the sum of an infinite geometric series if a1 = 5 and r = 1⁄3?

a. 25⁄2
b. 30
c. 15⁄2
d. 15

What is the solution of sqrt x+2-15=-3

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?