Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. DARE
B. CARE
C. CURB
D. BEAD
Answer: D
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A. ?
B. ?
C. ?
D. ?
E. ?
Solve the problem.The length of the rectangle is 
feet, while its width is 
feet. Find its perimeter.
A. 
feet
B. 
feet
C. 
feet
D. 
feet
Solve the problem.In 1995 the population of a certain city was 23,000. Since then, the population has been growing at the rate of 1.5% per year. Is this an example of linear or exponential growth? Find a function f that computes the population x years after 1995.
A. Linear; f(x) = 345x + 23,000 B. Exponential; f(x) = 23,000(1.015)x C. Exponential; f(x) = 23,000(0.015)x D. Linear; f(x) = 0.015x + 23,000
Solve the problem.Doug and Inga can deliver 60 papers in 2 hours. How long would it take them to deliver 57 papers?
A. 1.9 hr B. 114 hr C. 2.9 hr D. 2.1 hr