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1. Brian is helping to set up 20 small tables for an exhibit of Eskimo sculpture at the museum. Each table can have one sculpture on each side. If he pushes all the tables together to make one long table, how many sculptures can he display? 2. Melissa's cat is at the bottom of an 18-ft. well. Each day it climbs up 3 ft. and each night it slides back 2 ft.. How long will it take the cat to get out of the well? 3. Pastor Orlie plans to post the page numbers for three hymns at Chapel each day. To do it, he must buy plastic cards each with one large digit on it, but obviously he wishes to minimize the number of cards to be bought. The hymnal has hymns numbered from 1 to 632. What is the least number of cards must he buy to make sure that any selection of the three hymns is possible? 4. In a school election, Jan received 160 more votes than Julie, and James received twice as many as John. If a total of 440 votes were cast, how many votes did each person receive? 5. The perimeter of a rectangle is 216. The length is twice the width. Find the length and width of the rectangle. 6. Brenda and nine classmates spent the day at the amusement park. At the end of the day, they decided to pair up for roller-coaster rides so that each friend would ride with each of the other friends exactly once. What is the total number of roller-coaster rides made by Brenda and her friends? 7. Of the members of three of the women's athletic teams at CU, 21 are on the basketball team, 26 on the softball team, and 29 on the soccer team. Fourteen play softball and basketball. Fifteen play softball and soccer, and 12 play soccer and basketball. Eight are on all three teams. How many female athletes are there altogether?
r of a concession stand can sell 150 lunches per day at a price of $3 EACH. tHE COST TO THE owner is $2.25 per lunch. Each $0.25 price increase decreases sales by 30 lunches per day. What should be charged to maximize profit?
suppose a manufacturing company makes a certain item. the time to produce each item is normally distributed around a
A poster is to have an area of 170 in2 with 3 inch margins at the bottom and sides and a 3 inch margin at the top. What dimensions will give the largest printed area? (Give your answers correct to one decimal place.)
The formula used to find the half-life of a substance is y = nekt, where y is the amount remaining, t is the amount of time in years, and n is the initial amount of the substance. Based on this information, what is the approximate value of k?
twenty-five volunteers who had developed cold symptoms within the last 24 hours were given zinc lozenges to take every
Describe two real-life examples where exponents are used either at home or on the job. For ideas, look in the textbook or online. Look around at home and at work to see what strikes you as being similar in your own life. What examples do you see?
Find the length of the curve given by x = 3t2, y = 2t3, 0 ≤ t ≤ 2. Compute the cross product of (1, 1, -1) and (2, 4, 6). What is the area of the parallelogram spanned by these vectors
Write a quadratic equation having the given solutions. -6 and -5 (Type an equation whose terms have 1 as their greatest common factor.)
Due to a manufacturing error, three cans of diet soda were accidentally filled with regular soda and placed into a 12-pack. Two cans are randomly selected from the case.
Wind resistance tends to slow down moving objects. Wind resistance varies jointly as an object's surface area A and velocity v. If a car traveling at a speed of 40 mph with a surface area of 37.8 ft2 experiences a drag of 222 N(Newtons), how fast m..
If a car traveling 70 miles per hour can stop in 270 ft, how many feet will it take the same car to stop when traveling at 90 miles per hour?
The robot gets out of the well (carrying the wrench) by climbing up the cable with one end of the cable still attached to the robot. How much work does the robot do in climbing to the top of the well?
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