Last year there were 400 students in 7th grade. The number this year increased by 15%. How many stundents are in 7th grade this year?

How to estimate 19 divided 1425

What is the of the polynomial? (5X^3+4x^2) - (6x^2-2X-9)

Find the inverse function of g (x) = x-1/4

How do you solve for x in x^2+5x=36

A dress that normally sells for $72 is on sale for$45. what is the percent decrease in the price

Brianna bought a total of 8 notebooks and got 16 free pens.

Two consecutive integers have a sum of 107. Find the integers.

The population of a town is 58,000 and is growing by 23% per year. If the trend continues, what will the population be in 8 years

The following table shows the number of acres of farmland in 2010 in each state. State Number of acres of farmland (in millions) lowa Minnesota 27 North Dakota 40 South Dakota 44 Wisconsin 15 Find the median number of acres.

A store has clearance items that have been marked down by 45%. They are having a sale, advertising an additional 55% off clearance items. What percent of the original price do you end up paying?