It takes Nina 2 hours to proof a chapter of Hawkes Learning Systems' Intermediate Algebra book and it takes Bethany 9 hours. How long would it take them working together?

an apple orchard sells apples in bags of 10. the orchard sold a total of 2430 apples one days. How many bags of apples was this?

A bag has 5 red marbles, 6 blue marbles and 4 black marbles. What is the probability of picking a black marble, replacing it, and then picking a blue marble

In the first 4 hours it is open, the deli sells 23 hams. The deli expects to sell h more hams before the end of the day. Write two expressions that model the number of hams sold that day.

After ace is dilated by a factor of 5, it has an area of 100 square inches. What was its area before dilation?

A sector with a central angle measure of 200° has a radius of 9 cm. What is the area of the sector? 1.) 81pi cm2 2.) 45pi cm2 3.) 18pi cm2 4.) 10pi cm2

A pair of dice is rolled. These means two dice cubes, numbered 1-6 for each. Find the probability that: rolling the dice will show a sum of 13 * O 1/6 11/12 3 0

What percent of 10.5 is 32.76

At lunch, 5 friends shared 3 pizzas equally. What fraction of a pizza does each friend get?

Solve each system by elimation 2x-3y=6 and 6x-9y=9

The table below shows 10 data values 125 138 132 140 136 136 126 122 135 121 What values of minimum, Q1, median, Q3, and maximum should be used to make a box plot for this data?