What is the GCF of 20,36 and 72

What number completes the pattern 14 5 18 24 15 28 34

there are 40 marbles in a bag. 20 marbles are red, 14 marbles are green, and 6 yellow. what percentage of the marbles are yellow?

If you knew the diameter of a circle, what formula would you just to found it's circumference

Allyson has 4.5 pieces of rope to use for a tire swing. If each full piece is 2 2/3 feet long, how much rope does Allyson have in all?

Construct Triangle QRS if QS = 8cm, angle SQR measures 85 degrees and QR=5cm. how many triangles would it make a. 1 triangle b. 2 triangles c. 3 triangles d. no triangles

the combined enrollment in the three grades at Jefferson Middle School is 977. there are 356 students in the 7th grade 365 in the 8th grade write and solve an equation to find how many students are in the ninth grade find an equation and a solution

The sum of three numbers is 185 The second number is 5 times the first. The third number is 13 less than the second. What is the second number?

Based on the generalization in (a) , find the sum of the sequence 9+27+45+6 ... + 117

After n years, the amount of money in William's saving account can be modeled by the function s (n) = 300 (1.0016) 12n, and the amount of money hiding in his desk drawer can be modeled by the function d (n) = 75.

Find the supplement of a 55° angle, in degrees.