Create a factor tree for 21

A 10-foot board is to be cut into 3 pieces. Two of the pieces will be the same length and one piece will be 2 feet longer than the other two. Which equation could be used to solve for the lengths? A.) x + x + 2x = 10 B.) x + x + x - 2 = 10 C.

Pam read 126 pages of her summer reading book in 3 hours. Zack read 180 pages of his summer reading book in 4 hours. If they continue to read at the same speeds, will they both finish the 215 page book after 5 total hours of reading?

There are 720 children in our school. 5/8 of them have dark hair. How many children have blonde or red hair?

Prove that the square of any positive integer is of the 3m or 3m+1 but not of the form 3m+2

Damien paints 1/5 of a room in 5/12 hour What unit rate describes this situation

Is the question statistical? What was the temperature at noon today in Raleigh, North Carolina?

Solve: 15 - g = 23 - 2g

A 70 foot building casts an 50 foot shadow. What is the angle that the sun hits the building?

What would it be if - 3/4*-3/1=

What is the answer to this problem and how do you solve it - 6=b/18