Solve the problem.y varies jointly as a and b and inversely as the square root of c. y = 10 when a = 4, b = 5, and
Find y when a = 9, b = 9, and c = 25.
A. 12.96
B. 1620
C. 16.2
D. 64.8
Answer: D
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You start making regular deposits to your piggy bank. The amount P, in dollars, in your piggy bank after t weeks is given by
?
.
The price of the computer you want to buy is decreasing. The price C, in dollars, t weeks after you started saving money is given by
.
?
When will there be enough money in your piggy bank to buy the computer? Report your answer as a whole number.
?
A. After 8 weeks
B. After 7 weeks
C. After 10 weeks
D. There will never be enough.
Use the table to find the instantaneous velocity of y at the specified value of x.x = 2.
A. -8 B. 4 C. 0 D. 8
Solve the proportion equation. =
A. 6.3 B. 0.19 C. 1.58 D. 15.75
Find the perimeter.
A. 89 m B. 138 m C. 1,960 m D. 178 m