Calculate 7C2.

A. 21

B. 42

C. 14

D. 9

Solve the equation. 2/3-4x+7/2 = - 9x+5/6

0.5,1/5,0.35,12/25,4/5 arrange it from least to greatest

A granola mix sells for $8.99 a pound. Tung wants to buy a bag of granola mix that weighs 7.8 pounds. The bag of granola mix will cost about

Luke is tiling a square patio in his backyard. He has 121 square-shaped tiles that will cover the entire patio. The maximum number of tiles that Luke can fit along one side of the patio is

Silvia asked 180 students what their favorite flavor of ice cream was. Exactly 55% of the students said they liked vanilla best. What was the total number of students who said they liked vanilla best?

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