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salary of $90 plus a 12% commision on all sales she 3.000 in commision this week how much did she make

The line graph shows the average rainfall, in inches, for a city. The horizontal axis represents January through June, the first six months of the year. The vertical axis represents the number of inches. Find the range of the data.

Write y=2x+7 using a function notation

Ms. Ferris owns a barn 12 yards long, 9 yards high, and 11 yards wide. If Ms. Ferris's barn is rectangular, what is the volume of her barn.

What is the value of x? round to the nearest hundredths place: 0.45 (x + 1.6) + 5x = 18

What is the solution 3^x - 8 = 7

A jar contains 6 red jelly beans, 6 green jelly beans, and 6 blue jelly beans. If we choose a jelly bean, then another jelly bean without putting the first one back in the jar, what is the probability that the first jelly bean will be green and the

A tutor schedules either 30-minute sessions or 60-minute sessions with her students. Last week, the tutor gave 8 sessions which lasted for a total of 7 hours. How many 60-minute sessions did the tutor give last week?

A school playground is in the shape of a rectangle 400 feet long and 200 feet wide if fencing cost $12 per year, what will it cost to place fencing around the playground

Failures of a testing instrument from contamination particles on the product follow a Poisson process with a mean of 0.38 failures per an 8-hour shift. a) Find the probability that the instrument does not fail during a shift.