In a group of 80 children there are three times as many boys as girls, how many girls are there?

A circle has a radius of 13 inches. Which equation can be used to find the diameter of this circle?

A rectangular farm (6 miles by 2 miles)

Tonya runs 8 kilometers in 60 minutes. At this rate, how long it take her to run 2 kilometers

Write 2 • 5 + (5+8) + (8 • 2) as the product of two factors

Kendra just bought a new house and needs to buy a new sod for her backyard. if the dimensions of her yard are 24.6 feet by 14.8 feet, what is the area of her yard?

A particular metal alloy a has 20% iron and another alloy b contains 60% iron. how many kilograms of each alloy should be combined to create 80 kg of a 52% iron alloy?

Imena's math test scores are 83, 93, 78, 89, and 83. She has one more math test this semester. What score most she get on the test to have a median score of 85?

25a^2-30a+9 factor?

Sherry has five times as many computer games as jay. Nairan has three times as many computer games as jay. sherry has 16 computer game's more than Nairan has. hiw many games does jay have?

Write an expression that uses partial products to multiply 8x64