Solve.An office manager needs to buy new filing cabinets. Cabinet A takes up 7 square feet of floor space. Cabinet B takes up 4 square feet of floor space. The office has room for no more than 28 square feet of cabinets. Thus, 
where x is the number of A cabinets and y is the number of B cabinets. Does the office have enough floor space for 4 A cabinets and 7 B cabinets?
A. Yes
B. No
Answer: B
Mathematics
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Provide an appropriate response.The three-part inequality a < x ? b means "a is less than x and x is less than or equal to b". Which of these inequalities is not satisfied by any real number x?
A. -5 < x ? -11 B. -8 < x ? -7 C. -2 < x ? 6 D. 0 < x ? 4
Mathematics
Find the exact value. Do not use a calculator.cos 30°
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of y, or state that y is undefined.y = sin-1 
A. 
B. 
C. 
D. - 
Mathematics
Find the volume of the sphere. Use ? ? 3.14. Round your answer to the nearest thousandth, if necessary.
A. V ? 18.84 ft3 B. V ? 16.747 ft3 C. V ? 267.947 ft3 D. V ? 33.493 ft3
Mathematics