In the game of Ring Taw, players use a shooting marble that has a surface area of 1.77 square inches. What is the surface area of a large ball if the scale factor is 5?
44.25 in
c. 60.50 in
b. 2.16 in
d. 32.96 in

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Which function represents the sequence? f(n)=n+3 f(n)=7n−4 f(n)=3n+7 f(n)=n+7

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.