In a huge chess tournament, 66 games were played. Find out how many people were involved if it is known that each participant played one game with every other participant in the tournament.

What is the gcf of 12 and 8

The distance of planet Saturn from the Sun is 1.5 ⋅ 109 kilometers, and the distance of planet Venus from the Sun is 1.1 ⋅ 108 kilometers. About how many more kilometers is the distance of Saturn from the Sun than the distance of Venus from the Sun?

Solve the proportion for x. 2 / 7 = 14 / x

Use each digit shown below to create a 5-digit number with the greatest value and a 5-digit number with the least value. Each digit can only be used once in each number. Then write a number sentence using or to compare the two numbers you created.

How to make 93.243 to a whole number

Each week our school's team travels to other schools for competitions. Today the five members of the gymnastics team and seven weight lifters are on the way to our rival school for meet.

The Air conditioner unit in the classroom uses 120 volts. it requires 2000 watts of usage on the average, and it stays on for 8 hours every day.

3y+6y=9 how solve this

Sean spent $38 for shorts. This was $4 less than twice what he spent for a shirt. The equation 2x - 4 = 38 can be used to find the cost of the shirt (x). How much did Sean spend on the shirt?

Find the perimeter of the rectangle What is the area