Kevin buys 4 folding chairs. Each chair costs $13.50. The sales tax is 6.5%.

What is the amount of sales tax for Kevin's purchases?

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Do the equations y = - 5/4x + 2 and 10x + 8y = 16 define the same line?

Simplify 66.3-8.1*0.26

Janet has three times as many dimes as nickels and twice as many quarters as nickels. If she has $3.40 in all, how many nickels, dimes, and quarters does she have?

Find the vertex of this parabola y=-2x^2+4x+12

52 dogs; 25% increase

An antelope Can run at a speed at 61 mph. What is the speed in yards per second? Round to the nearest hundredth.

Which of the following would be the most effective means of controlling current water pollution of United States surface waters?

How do you write 151% as a fraction or mixed number in simplest form?

Sam and his two brothers want to fly to Boston. About how much will Sam and his brothers save buying the less expensive fare? Skies the limit airline $319 In the clouds airlines $405

The sum of two numbers is 65 and the difference is 13. what are the numbers?