A group of 67 friends meets for lunch. They greet each other by exchanging fist bumps. How many fist bumps are exchanged if each friend must bump with each of the 66 others?

Find the value of m<1 m<2 and m<3

Write a quadratic equation to represent a function with the vertex (-4, 1)

How do u turn in a fraction into a percent

Your food bill was $80 at a restaurant. You left a tip of $16. What percent of the food bill did u leave for the tip

Three girls collected geodes in the desert. corinne collected 11 and one eight pounds ellen collected 4 and five egoist pounds and lend collected 3 and three fourths pounds. how much much more did corinne collect than the two other girls combined

How do i factor the coefficent out of a variable, such as 2.4n+9.6 and - 6z+12

What is 10/13 + 8/13?

Simplify this equation. (x) + (x+3) + (x-2) + 3 (x+3) - 1 = 87

Solve 2^x=32 and rewrite this equation in a logarithmic form

Can each pencil have a mass of 10.5 grams in a pack of 5 pencils weighing 60 to 95 grams?