How many sides does a circle have

What is : 65=4u+13?

Write an algebraic expression for the following word phrase: the quotient of r and 12?

Lengths of newborn girls are normally distributed with a mean of 49.2 cm and a standard deviation of 1.8 cm. Consider a group of 2000 newborn girls. Approximately how many girls will be 51 cm or shorter?

What are some equivalent fractions to 3/4 9/10 4/12

2. 125 decreased by a 35 number =

Samuel uses cubes of the same size as the small cubes to make a cuboid twice as long, three times as wide and four times as high as Edmund's cube. How many more cubes does Samuel use than Edmund?

Write this number in word form. 4,000,000+50,000+2,000+600+8

2) Write an integer to best describe the following situation: 6 feet below sea level

a high school graduating class is made up of 351 students. There a 73 more girls than boys. How many boys are in the class

Lee used her computer for 60 minutes on Friday. On Saturday, she used her computer for 150% of the number of minutes she used it on Friday. What was the number of minutes that Lee used her computer on Saturday? A. 40 minutes B. 90 minutes C.