Deloise has $1.20 in pennies and nickels in a jar on her desk. the number of pennies and is three times the number of nickels. how many coins of each type does she have?

Find the radius and the diameter to the nearest hundredth when C = 9π yd. Use 3.14 for π.

What's 9-7? This one is VERY hard

Jeremy jogged 75 yards from his house to school how many feet did Jeremy jog? Solve this problem any way you choose.

Percent of change from 125cm to 87.5cm

Solve for x. Enter your answer in the box. x = A triangle with vertices labeled as A, C, D. Side C D is the base and the top vertex is A. Side C D is parallel to B E.

How is exponential growth and decay used in everyday life?

Suppose there are 20 questions on a multippe choice. if 25% of the answers are choice B how many, how many of the answers are not choice B

3x4y2/xy2 simplify the following expression step by step

The music for Nadia's dance routine lasts for exactly 4 minutes. When Nadia dances her routine, she starts with her music and finishes 12 seconds before the music ends. What percent of the time the music is playing is Nadia dancing? and ...

What is the difference between a Angle bisector and altitude?