Mrs. Barry is 20 years older than Mrs Cook. Sixteen years ago, Mrs. Barry was 3 times as old as Mrs. Cook was then. Find their present ages.

Graph the function Y=2x+7

Mrs. Park has 3 boxes of crayons. Each box has 12 crayons. Mrs. Park takes c crayons out of each box. Which expression can be used to find the total number of crayons left in these boxes?

Write a short note to a friend explaining when to reverse the inequality when you are solving an inequality

Y-intercept is 1, slope is. 5

What is 4.238 x 7.5.

Maggie bought 20 shares of Google at the close price of $472.68. She bought 20 more shares a year later at the price of $491.32. Two years later, she sold all of her shares at the price of $512.25. Her broker charges $50 for each transaction.

Alison, the owner of a regional chain of pizza stores, is trying to decide whether to add calzones to the menu. She conducts a survey of 700 people in the region and asks whether they would order calzones if they were on the menu.

What is the value of Y in 0.3y = - 2

Which expression shows a way to find 50% of 632

4525 round to the nearest tenth place