Write a system of equations for the problem, and then solve the system.A store sells televisions for $360 and video cassette recorders for $270. At the beginning of the week its entire stock is worth 
During the week it sells three quarters of the televisions and one third of the video cassette recorders for a total of 
How many televisions and video cassette recorders did it have in its stock at the beginning of the week?
A. 81 televisions; 74 video cassette recorders
B. 82 televisions; 76 video cassette recorders
C. 83 televisions; 73 video cassette recorders
D. 84 televisions; 70 video cassette recorders
Answer: D
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Solve the problem.You have 116 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area.
A. length: 58 ft, width: 29 ft B. length: 58 ft, width: 58 ft C. length: 29 ft, width: 29 ft D. length: 87 ft, width: 29 ft
Solve.A traveler picks up a rental car that has an odometer reading of 26,835 miles on it. When she returns it, the odometer reads 27,403 miles. How many miles did she drive the rental car?
A. 368 mi B. 7438 mi C. 668 mi D. 568 mi
True or false?(A ? B) ? C = A ? (B ? C)
A. True B. False
An earthquake has a period of 
second and an amplitude of 35,000µm. Find its measure on the Richter scale.
?
Please enter your answer as a number rounded to one decimal place.
Fill in the blank(s) with the appropriate word(s).