CIII/PA CSA 2 review

If the principal amount in a savings account is $3,500 and the rate of interest is 6%, what is the final account balance after six months?

(a)  

A chess club won 12 matches this year. Last year, the club won 9 matches. What was the percent increase in the number of matches won? Round your answer to the nearest tenth.

(a)  

If the markup is 30% on a cell phone that has a selling price of $520, what is the initial cost?

• $156.00

• $364.00

• $400.00

• $490.00

Identify any expressions that have a solution of 12 when x = 5 and y = -2:

• 2x + y

• 9 + x + y

• 10 + xy

Identify any expressions that have a solution of 12 when x = 5 and y = -2:

• x - 3y + 1

• 3x + y

• 4x + 4y

Identify the algebraic inequality for the following -

"8 is at least the quotient of h and 2"

• 8 ≥ h - 2

• 8 - h ≤ 2

The perimeter of the square photo frame shown is 32 centimeters. What is the measure of the side that is labeled x in the figure shown?

(a)  

Kevin is training for a marathon. He can ride his bike for 12 miles every hour. Kevin uses this equation to determine his daily mileage.

y = 12x

x represents the number of hours.

y represents the number of miles Kevin can bike.

What is the independent variable?

(a)  

Kevin is training for a marathon. He can ride his bike for 12 miles every hour. Kevin uses this equation to determine his daily mileage.

y = 12x

x represents the number of hours.

y represents the number of miles Kevin can bike.

What is the dependent variable?

(a)  

Which of the following ordered pairs, when graphed, would NOT pass the vertical line test for functions?

• {(-2,4), (0,0), (2,4), (4,16)}

• {(-5,-3), (0,2), (3,5), (11,13)}

• {(-1,3), (2,3), (4,3), (9,3)}

• {(-2,1), (1,4), (-2,3), (3,6)}