The temperature fell 4 degrees in the last hours. now it is 21 degrees. Write and solve an equation to find the temperature it was 1 hour ago.

5.622 - 3 hundredths

One 40 pound bag of dog food will last rover 32 days. At that rate how many pounds of dog food does rover need in 60 days? 68 70 72 75

Find the value of y so that r//s

Is the number - 9/20 a rational number

The double stem-and-leaf plot, where the stem is in the middle and the leaves are on the other side, shows the high temperatures for two cities in the same week. Use the measures of variation to describe the data in the stem-and-leaf plot.

You have $3000 to use for training your employees each hour of training cost $40 per employee plus a one time $200 fee how many hours of training can you purchase and how many hours of training will each of your employees received

How do you divide big numbers? like for example, 2,673 : 486?

a student was 48 inches tall in 5th grade. now, the student measures 60 inches tall on 8th grade. what is the percent increase of the studet's height

Claire for to a show sale. Everything on the shelf is 35% off the marked price. She falls in love with a pair of red heels that are marked $64.99. if the sales tax is 7.5%, what will the total cost be.?

The population of a certain inner-city area is estimated to be declining according to the model P (t) = 452,000e-0.014t, where t is the number of years from the present.