james had 20 marbles more than Kevin. After Kevin lost 10 marbles, James had thrice as many marbles as Kevin. How many marbles did James have at first?

Darnell needs 12 pieces of wood that measure 14 3/8 inches each. What is the total length of wood that he needs?

Identify the set of numbers that satisfy the following condition: {All real numbers that are less than - 3 or greater than or equal to 5}

1/2 divided by 9/4 (11 minus 4/3)

Can you make a triangle with the numbers 2,4,3

Fred's frog jumped 7 times as far as Al's frog. The two fogs jumped a total of 56 inches. How far did Fred's frog jump?

Frank has been driving a constant speed for 3 hours during which time he traveled 195. How long will it take for him to drive 455 miles

How long would it take to earn $1,000,000 if you invested $750000 $10%

What is the decimal representation of 2/10? a. 20b. 2.0c ...2d. 2.10

How is the volume of a prism calculated? add the area of the base to the height subtract the area of the base from the height multiply the area of the base by the height divide the area of the base by the height

on a final exam Alex answered 21 out of 25 questions correctly. he needs to score at least 80% to receive a b in the couse