Choose the best answer.The area of a queen-size bed is about
A. 31 m2
B. 3.1 m2
C. 31 cm2
D. 3.1 dm2
Answer: B
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Solve using the quadratic formula. Use a calculator to approximate the solution to three decimal places.
x2 + 
x + 
= 0
A. -0.333 B. ±3 C. 0.333 D. ±0.333
Find the median of the random variable x with the probability density function defined on the indicated interval I. The median of x is defined to be the number m such that 
. Observe that half of the x-values lie below m and the other half lie above m. Round the answer to two decimal places, if necessary.
?
?
What will be an ideal response?
Solve the problem.A construction company builds a swimming pool with a perimeter of 52 m. The length is 8 m more than the width. Find the dimensions of the swimming pool?
A. 12 m × 9 m B. 22 m × 9 m C. 17 m × 8 m D. 17 m × 9 m
Find the equation of the line passing through the indicated two points in standard form.(5, -3) and (0, 5)
A. 8x + 5y = 25 B. -8x + 5y = -25 C. 8x - 5y = -25 D. -8x + 5y = 25