Math Practice

A painter Rented a wallpaper steamer at 9:00 in the morning and returned it at 4:00 in the evening. He paid a total of $28.84. What was the rental cost per hour?

$4.12

What is the value of 36x - 8y² when x=3 and y=-6?

-180

Dominc earns $285 per week plus an 8% commission rate on all his sales. If Dominic sells $4,213 worth of merchandise in one week, how much will his total earnings for the week be?

$622.04

An office uses paper drinking cups in the shape of a cone, with dimensions as shown. To the nearest tenth of a cubic inch, what is the volume of each drinking cup?

7.9

The graph shows the level of ibuprofen, Y units, in a patient's bloodstream X hours after the ibuprofen was taken. Select the correct answer to complete the blanks in the sentence: "The level of ibuprofen in the patient's bloodstream increased from _ hours to _ hours."

0 hours to ⅔ hours

In year 13, the scientists will put tree wrap around tree 1 to protect it from the Winter snow. The height of the tree wrap needs to be 45 inches. The wrap is priced by the square foot. To the nearest square foot, how many square feet of wrap does she need?

22

The scientist creates an equation that models her data for each tree so that she can predict the diameter in the future. Select the linear equation that fits the data for tree 1, where x is the year and y is the trunk diameter, in inches.

y= 0.3x + 18.3

Annie is planning a business meeting for her company. She has a budget of $1,325 for renting a meeting room at a local hotel and providing lunch. She expects 26 people to attend the meeting. The cost of renting the meeting room is $270. Which inequality shows how to find the amount, X, Annie can spend on lunch for each person?

26x + 270 _> 1,325

There are S steps from the pedestal to the head of the statue of liberty. The number of steps in the Washington monument is 27 < 6 times the number of steps in the statue of liberty. Which expression presents the number of steps in the Washington monument in terms of S?

6s - 27

A scientist is studying red Maple tree growth in a state park. She measured the trunk diameters of a sample of trees in the same month every other year. The tables show the data for 2 of the trees. This is the final year in which she will collect data. When her data collection is complete, she will predict future red Maple tree growth. The scientist plots the data for tree 2 on a coordinate grid. Which point is correct for year 3

Point B