Translate to an equation and solve.What percent of 130 is 1.3?
A. 1.3 = n% × 1.3; n = 100%
B. 1.3 = n × 130; n = 10,000%
C. 130 = n% × 1.3; n = 0.01%
D. 1.3 = n% × 130; n = 1%
Answer: D
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Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = -14t + 10, s(0) = 11
A. s = - 7t2 + 10t + 11 B. s = 7t2 + 10t - 11 C. s = - 7t2 + 10t - 11 D. s = -14t2 + 10t + 11
Determine the equation of variation.
A. y = 
B. y = 
C. y = 12x
D. y = -x + 13
Solve.When making a telephone call using a calling card, a call lasting 5 minutes cost $0.90. A call lasting 12 minutes cost $1.60. Let y be the cost of making a call lasting x minutes using a calling card. Write a linear equation that models the cost of making a call lasting x minutes.
A. y = 0.1x + 0.4
B. y = -0.1x + 1.4
C. y = 0.1x - 10.4
D. y = 10x - 
Write an equation in standard form for the conic shown.
A. 
x2 - y = 0
B. 
x2 + y = 0
C. x2 + 
y = 0
D. x2 - 
y = 0