Solve the problem.A square has an area of 49 square inches. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. Find the dimensions of the rectangle.
A. 5 in. by 10 in.
B. 4 in. by 9 in.
C. 3 in. by 4 in.
D. 5 in. by 9 in.
Answer: D
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Solve. Round all dollar amounts to the nearest cent, if necessary.A hospital administrator in Michigan determined that 1000% of the hospital's nursing staff, or 320 nurses, has taken at least one sick day this month. Find the total number of nurses on the hospital's staff.
A. 320,000 nurses B. 320 nurses C. 3,200,000 nurses D. 32 nurses
Write the percent as a decimal.0.48%
A. 0.0048 B. 0.0058 C. 0.048 D. 0.48
If possible, find the matrix product of AB.A = 
; B = 
A. AB = 
B. AB = [-1 15]
C. AB = 
D. AB = 
The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.AlabamaArkansasLouisianasoybeans (s)soybeans (s)soybeans (s) peanuts (p)rice (r)sugarcane (n)corn (c)cotton (t)rice (r)hay (h)hay (h)corn (c)wheat (w)wheat (w)cotton (t)Let U be the smallest possible set that includes all of the crops listed; and let A, K, and L be the sets of five crops in Alabama, Arkansas, and Louisiana, respectively. Find the indicated set.A' ? K'
A. {c, n, p, r, t} B. {c, p, r, t} C. {n} D. ?