Determine whether the ordered pair is a solution for the given equation.y = 8 - x, (4, 6)
A. Yes
B. No
Answer: B
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State whether you would expect the data set to be normally distributed.Resting heart rates for adults
A. Normal B. Not normal
Solve.The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 25-kg object stretches a spring 89 cm, find the distance the spring is stretched when the weight is 18-kg. Round to the nearest hundredth of a centimeter if necessary.
A. 64.08 cm B. 132 cm C. 5.06 cm D. 3.56 cm
Write a formula to express the relationship. Use k as the constant of variation.The surface area of a sphere S varies directly as the square of its radius r.
A. S = 
B. S = k2r
C. S = 
D. S = kr2
Choose the most reasonable metric length unit. Choose from km, m, cm, and mm.The length of the hammer is 34 
.
A. mm B. km C. cm D. m