solve this equation d=2r solve for r

Which quadrilateral below could have four different side lengths? A. square B. rectangle C. trapezoid D. rhombus

Through: (-4, 1) and (-5, - 5)

A club decides to sell T-shirts for $12 each as a fund-raiser. It costs $20, plus $6 per T-shirt to make the T-shirts. Write and solve an equation to find how many T-shirts the club needs to make and sell in order to profit at least $100.

Find the domain and range of the relation and determine whether it is a function

Laine read 25 pages in 30 minutes. if laine reads 200 pages at this same rate how long will it take her?

Three friends each created 4 bags of starter dough. After ten days, each of those four bags is then divided into four more bags of dough. How many days pass before 192 bags of dough are created?

What is - 4 - (-12) ? I don't know if you add them or subtract.

Suppose you bought something that was priced at $14.30, and the total bill was $15.20. What is the sales tax in this city? (Round your answer to one decimal place.) Hint: You have several steps to perform. First, find the tax, then the tax rate

Paula earns $6.50 per hour for babysitting. She would like to save money to buy a television for her room. The television costs $1259.50. She wants to calculate how many hours she needs to work in order to buy the television.

List the positive multiples of 7 that are less than 40.