Solve.y varies directly as x2. If y = 54 when x = 3, find y when x = 8.
A. y = 18
B. y = 24
C. y = 144
D. y = 384
Answer: D
You might also like to view...
Write the statement in symbolic form.Let p, q, and r represent the following statements.p: I eat too much.q: I'll exercise.r: The food is good.If the food is good or if I eat too much, then I'll exercise.
A. r ? (p ? q) B. r ? p ? q C. (r ? p) ? q D. (r ? p) ? q
Find the derivative.f(x) = 
A. - 
x-7/6
B. - 
x-7/6
C. 
x-5/6
D. 
x5/6
Consider the normal distribution given below and assume that P is a point of inflection of the curve.
Find the third quartile Q3 of the distribution rounded to the nearest meter.
A. 115 m B. 149 m C. 150 m D. 104 m E. 58 m
Provide an appropriate response.Solve using a system of equations with two unknowns: Three T-shirts and two pairs of jeans cost $118. A T-shirt and three pairs of jeans cost $114. How much does a pair of jeans cost?
A. $18 B. $42 C. $58 D. $32