Math Questions For #'s 1-2 find each unit rate and round to the nearest hundredth if necessary
1.) $140 for 18ft^{2}
2.) 14 lb for $2.99
For #'s 3-4 circle the better deal and give the unit rate for the better deal
3.) $56/25gal or $32.05/15gal
4.) $160/5g or $315/9g
5-8 i have to do on my own bc they are word problems
9.) How can you use rates to determine whether a situation is proportional relationship?

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

The volume, v, of a rectangular prism is determined using the formula, where / is the length, w is the width, and his theheight of the prism. carltren solves for w and writes the equivalent equation w=using this formula, what is the width of a rectangular prism that has a volume of 138.24 cubic inches, a height of 9.6 inches,and a length of 3.2 inches?