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A nurse needs to administer medication to a patient who weighs 170 pounds. If the dosage is 2 milligrams per kilogram, how much medication should the nurse administer, in milligrams? (Round your answer to the nearest whole number.) Hint: 1 pound = 0.454 kilograms.
A player scores x points in each of the first two games, x-3 points in each of the next two games, and 3x+2 points in the last game. Which of the following expressions models the total number of points they scored in all five games?
A large hospital is buying bedding that costs $160 for each unit. Bedding is currently discounted 10%, and shipping is $25 per order. Which of the following is an equation for the total cost T of buying X units of bedding?
A service group collects trash from area roadways for four straight weeks. The amounts of trash they pick up are about 19 1/2, 15 1/3, 20 7/10, and 16 3/5 pounds. Estimate the total number of pounds collected.
An employee's total earnings and number of hours worked have a proportional relationship that can be graphed as a straight line. If the point (7, 157.5) lies on this line, which of the following correctly describes the employee's earnings?
A grocery store sells milk in half-gallon containers. If 1 cup equals 16 tablespoons and 1 gallon equals 16 cups, how many tablespoons are in each half-gallon container?
Bar graphs are used to:
What is the least common denominator (LCD) for the fractions 1/2, 2/3, and 4/5?
Trisha put $1,800 down on a new car and paid $375 a month for 6 years. How much did Trisha spend in total for her car?
There are 800 students enrolled in four allied health programs at a local community college. The percent of students in each program is displayed in the pie chart: Dental Hygiene 18%, Nursing 42%, Respiratory Care 19%, Radiologic Technology 21%. Which of the following is the number of students enrolled in the respiratory care program?
Which of the following numbers represents the median of the following data set? 23, 19, 22, 17, 20, 18, 22
A homeowner has hired two people to mow his lawn. Person A can mow the lawn by herself in 2 hours, and person B can mow the lawn by himself in 3 hours. How long would it take for person A and person B to mow the lawn together?
Two friends get frozen yogurt. The ratio of yogurt to toppings in their dessert is 4:3. If one of the friends has 4.5 oz of toppings in their bowl, what is the amount of yogurt in their dessert?
A college student spends 60 hours (hr) per week either in class or studying. For every 1 hour in class, the student spends 4 hours studying. How many hours does the student study per week?
If x represents the width of a rectangle, and the expression 2x + 5 describes the length, which of the following phrases accurately restates the expression?
Which of the following is the best decimal approximation of 10 times the positive square root of 20?
A garden has four sides. Three sides measure 5.5 meters (m) each, and one side measures 8.2 meters. What is the perimeter of the garden?
A company produces lamps. The cost of producing one lamp is $10, and the fixed cost of producing a batch of lamps is $200. Which of the following equations describes the cost C(n) of producing a batch of n lamps?
Researchers studying various animals measured the brain-to-body mass ratio for each species to help evaluate cognitive potential. Based on typical brain-to-body mass ratios, which of the following animals has the largest brain mass relative to its body mass?
It takes 3 1/4 hours to go from Harborton to Lane. It takes 5 2/3 hours to go from Lane to Benville. How much longer does it take to go from Lane to Benville than from Harborton to Lane?