Matthew was 12 years old and his mother is three times as old. How many years must pass before his mother is twice as old? How many years ago was she seven times as old?

The current cost of a typical desktop computer is $745. The cost in year 1983 was $1,445 with fewer capabilities. What is the CPI for the desktop computer?

Negative 2 1/3 minus negative 5

Hue is 56 in. tall. His friend is 42 in. tall. Hue's shadow is 24 in. long. How long is his friend's shadow at the same time? a. 84 in. c. 12.5 in. b. 18 in. d. 6.5 in.

What's the remainder of 84 divided by 25

1) Order the decimals from least to greatest 2.58, 2.05, 2.8

4. Here are the ingredients needed to make 12 shortcakes. Shortcakes Makes 12 shortcakes 50 g of sugar 200 g of butter 200 g of flour 10 ml of milk Liz makes some shortcakes. She uses 25 ml of milk. (a) How many shortcakes does Liz make?

What is the probability of rolling a summer five when rolling to six sided number cubes 1/9 1/36 1/18 5/36

What what number is between 3 and 4 centimeters

What is 0.125 0.4 0.62 1.05 0.05 from least to greatest

The average grain of salt is 0.0003 meters wide. Rhinovirus, which causes the common cold, is 0.00000003 meters wide. How many times wider is a grain of salt than Rhinovirus?