The sales tax for an item was $19.80 and it cost $330 before tax. Find the sales tax rate. Write your answer as a percentage.

What is the sum of the first eight terms of geometric series 2+10+50+250

Given two 2x3 (2 rows, 3 columns) arrays of integer, x1 and x2, both already initialized, two integer variables, i and j, and a boolean variable x1rules.

Simplify each expression 9y+4-6y

Brady recycled 4 cans less than 3 times the number of cans Addison recycled, x. Which expression represents the total number of cans that Brady recycled? 4 - 3x 3 - 4x 4x - 3 3x - 4

X+y=4.85,16.9+4y=36.35

You travel 60 kilometers in 1.5 hours. What is your average speed?

How many pounds of water are in a 55 gallon shipping drum?

A snail travels at a rate of 2.58 feel per minute Write a rule to describe the function. How far will the snail travel in 9 minutes? D (t) - 2.68: 3.49 D (t) = t+2.58; 11.58 ft d (t) = 9t; 23.22 ft d (t) = 2.581; 23.22 ft

What is the least number of bowling balls to make the mode 14 pound so

Flying saucers pizza charges $0.15 per square inch for circular pizzas. If a pizza is measured by the diameter, how much will flying saucers pizza charge for a 7 inch, 10 inch and 14 inch pizza?