Joe work 21 hours on his class project. He worked 3 times as long is Marie did. How long did Marie work on a project? Translate and solve the equation

At Mary's party 4/8 of the guest had chocolate ice cream and 3/8 of the guest had strawberry ice cream. what fraction of the ice cream was either chocolate or strawberry

Sian bought TV in January sales which had been reduced by 20 per cent. If she paid £290 for it, what was the original price?

Cassie's math certificate is 17 centimeters Tall and 29 cm wide. Cassie wants to put the certificate in a fancy frame that cost $1.00 Per centimeter. How much will it cost to frame Cassie's math certificate

Solve for the value of x: 3x + 25 = 2/3 (6x - 15)

The play started at 2:10 p. m and ended at 3:22 p. m How long did the play last?

What value of x is in the solution set of 3 (x-4) ≥6x+2

What is the result if you multiply a number of cups by 8 ounces/1 cup and then multiply the result by 1 cup/8 ounces

8/125 simplify? What is the answer

Three hundred and eighty - two tenthousandths

Use skip counting and the number line to find the missing number. 3X__=12