900% of what number is 8,280

How to solve for x 2x + 3x - 5 = 20

Casey types at a constant speed, as shown in the following table. Words typed Seconds 11 55 22 1010 77 3535 1212 6060 What does 55 mean in this situation?

A news report says that 28% of the high school students pack their lunch. Your high school has 600 students. How many students in your high school would you expect to pack their lunch

Kevin is 3 years older than Daniel. Two years ago, Kevin was 4 times as old as Daniel.

Kyle mows 5 lawns a day 3 days a week 4 weeks a month and 6 months a year. He makes 20.09 per lawn. His expenses are: 8.00 a week for lower operation, travel expenses is 24.

Can a TI-84 Plus simplify radicals?

Which math expression represents the phrase? 9 times the sum of a number and 7 a. 9 · n+7 b. 9 · (n+7) c. 9 · (n - 7) d. 9 · (n · 7)

Two triangles have the same heights. One triangle has a base length that is twice the base length of the other triangle. Are the base lengths and the areas of the two triangles proportional?

I need "3 dimensional figures that have a volume of 12, and a volume of 80. I need the volume used to figure out the total volume

Item 2 A box contains 20 yellow marbles and 12 marbles to red marbles? Yellow marbles and 12 red marbles. What is the ratio of yellow A. 3:5 B. 3:8 C. 5:3 D. 5:8