How many possible groups of 4 cards from the 30 are possible

1.25 divided by 331.78

How do you write 300,000,000,000 in expanded form

What is the gcf of 27,18,30?

Delia worked for 45 minutes on her oil painting She took a break at 10:35 A. M. at what did she start working on the painting

Greg ordered a cheeseburger (1.19), a hot dog (.99), two large orders of fries (1.17), and a large cola (.89). He had 4.25. How much more did Greg need to pay.

Simplify the following expression. 1/4 (24-16x) a. 6+4x b. 6+4 c. 6-4x d. 6-4

In some country's congress, the number of representatives is 25 less than five times the number of senators. there are a total of 515 members. find the number of senators and the number of representatives.

one large cake can feed 12 adults or 16 children. how many cakes will be needed to feed 30 adults and 50 children

Using quarters, dimes, nickles and pennies how to make $1.53 in 12 coins

What figure has 4 sides & only one pair of parallel lines