Together, katya and mimi have 480 pennies in their piggy banks. after katya lost ½ of her pennies and mimi lost 2/3 of her pennies, they both had an equal number of pennies left.

Apple pie is removed from 350 degree oven. temperature of the pie t minutes after being removed id given by the function t(t)=72+268e-0.068t

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.