at 7 p. m. last night, the temperature was 10 degree. at 7 a. m. the next morning the temperature was - 2 degree. By how much did the temperature change from 7 p. m. to 7 a. m.? By how much did it changed each hour?

81 to the 1/4th power

Ocelyn is going to put wood floors down in her living room. the room 24 feet long and 15 feet wide, how maNY square feet of wood does Jocelyn need

The number of bagels sold daily for two bakeries is shown in the table. Bakery A Bakery 45, 52, 51, 48, 57, 30, 55, 46 Bakery B 48, 42, 11, 45, 57, 10, 43, 46 based on these data, is it better to describe the centers of distribution in terms of the

52 divided by 91 show work

Divide $12.00 by 16 or find the quotient of an equivalent division problem

What is h over 6 minus 1 equals negative three

A brand of cereal had 1.2 milligrams iron per serving. Then they changed their recipe so they had 1.8 of iron per serving. What was the percent increase in iron?

Show me how to do the equation 42=32-6f-4f

At a banquet the ratio of the number of boys to the number of girls is 5:3. Halfway through the banquet 20 boys leave and the ratio becomes 5:4. How many girls are at the banquet?

Suppose an economy has only two sectors: Goods and Services. Each year, Goods sells 80 % of its outputs to Services and keeps the rest, while Services Goods Services sells 73% of its output to Goods and retains the rest.