Drew bout a chemistry book for $30. Later that book was marked down by 20%. By how much has the value been decreased

One consequence of the popularity of the Internet is that it is thought to reduce television watching. Suppose that a random sample of 35 individuals who consider themselves to be avid Internet users results in a mean time of 2.

A sandbox is 1 1/3 feet tall, 1 5/8 feet wide, and4 1/2 feet long. How many cubic feet of sand will it hold

The following are the temperatures in °C for the first 10 days in January: 1.6, - 9.2, - 6.4, 6, - 3.9, 8, 5.8,1.5,-3.6,-9.4 Calculate the range.

Victoria jogged a total distance of 4 and 1 over 3 miles during the months of June and July. If Victoria only jogged 1 over 6 mile every day, which expression shows the number of days in which she went jogging?

Is 3/4 greater than 3/5

Vince has 16 beads how many different arrays can vince draw to represent the total numbers of beads he has

What is 29 decreased by 20

Use the identity property of multiplication to write an expression equivalent to 90•1

There are 12 boys and 8 girls in a class. If 2 more girls join the class, what is the new ratio for the number of boys to the number of girls in the class?

How do you write (6) ^-2 without exponents?