Tutors Answer Your Questions about Inequalities (FREE)
Question 1103649: susan needs to earn a B in her algebra class. her current test scores are 79, 81, 77 and 80. Her final exam is worth 2 test scores. Susan's average must end up between 85 to 90 (not inclusive). What range of scores can Susan receive on the final exam to earn a B in the course
Click here to see answer by Fombitz(32388)  |
Question 1104518: Samantha wants to purchase a new dress. She can buy it online for 15% off but she will have to pay shipping which is 9.95. She can purchase the same dress at a local store for full price but not have to pay shipping. What price makes the jacket less expensive to buy online?
Click here to see answer by josmiceli(19441)  |
Question 1104716: Juan’s boss has asked him to enter data for at least 60 spreadsheets. He has given him a deadline of 1 week (5 work days). Juan is already ahead because he completed 2 of them this past week before the boss made the deadline. How many spreadsheets will he need to complete each day to meet the deadline? Write the inequality that represents this problem.
Click here to see answer by stanbon(75887) |
Question 1104719: The high school is selling tickets to their musical. Adult tickets are $10 and students tickets are $8. The students spent $850 on supplies for the musical (things like costumes and scripts). Write an inequality that shows how many tickets they will need to sell to not only earn back the $850 but also make a profit to use for the next show. Let x = # of adult tickets and y = # student tickets
Click here to see answer by josgarithmetic(39616) |
Question 1104720: Joanna is going shopping to buy purses and shoes to accessorize her new wardrobe. The store charges $30 for each pursue and $45 for each pair of shoes. Joanna has $300 to spend. Write an inequality relating the number of purses and pairs of shoes that she will be able to purchase.
Click here to see answer by josmiceli(19441)  |
Question 1104714: Josie can produce g number of gadgets each hour at her factory job. The boss would like her to make a minimum of 50 gadgets per hour. Write an inequality that represents this situation. Let x = the number of hours worked.
Click here to see answer by Theo(13342)  |
Question 1104715: Mrs. Smith needs to purchase supplies for her new classroom. She purchases n notebooks and b binders for each student. If she buys over 100 items, she will get a discount. Write the inequality that represents this problem so that Mrs. Smith will get a discount on her purchase. Let x = the number of students.
Click here to see answer by Theo(13342)  |
Question 1105027: Students in the school band are selling calendars. They earn $0.80 on each calendar they sell. Their goal is to earn more than $400. Write and solve an inequality to find the fewest number of calendars they can sell and still reach their goal.
Click here to see answer by stanbon(75887) |
Question 1105693: You burn 180 calories per hour walking and 260 calories per hour bicycling. You can exercise for a total of 8 hours this week and hope to burn 1800 calories. Let w be the number of hours you spend walking.
a. Write an inequality that describes the situation. Your inequality should involve only one variable,w.
b. You spend the same amount of time doing each exercise. Will you meet your goal? Explain.
Click here to see answer by josgarithmetic(39616) |
Question 1106385: An elephant needs to drink at least 40 gallons of water each day. A drinking tank contains 4 gallons of water. The elephant has already consumed 24 gallons of water. How many more tanks x
of water does the elephant need to drink? Write your answer as an inequality.
Click here to see answer by ikleyn(52776)  |
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