Sophia Final

If a = 5 and b = 6, what is the value of ab - b?

• 10
• 12
• 20
• 24

200 children attended the school play. Of the total attendance, 40% were boys. How many girls attended the school play?

• 800
• 180
• 80
• 120

The Game Stop is having a sale on an originally $60.64 game. It is on sale for $29.99. What is the percent change?

• 50.5% Decrease

• 50.5% Increase

• 505% Decrease

• 505% Increase

 Macy's is having a one-day 35% off special. If Sara bought $124.50 worth of items, what would the final bill total after applying the discount of 35%?

• X=86.7
• X=80.93
• X=89.56
• X=80.92

Dinner is $23.77 and you leave a 10% tip. Find the total cost.

• $ 2.38

• $ 2.37

• $ 26.15

• $ 21.39

Wilson Green sells home security systems. He earns an 11 percent commission on every system he sells. Wilson’s sales for this month totaled $4265. What is Wilson’s commission?

• $18,750

• $46,915

• $4,691.50

• $387.72

Jack borrows $700 from Jeff. Jeff is charging 2% interest and expects Jack to pay him back the loan plus interest in 2 years. How much will Jack owe Jeff including the interest?

• $686

• $700

• $728

• $800

Is the function Linear or Nonlinear?

• Linear
• Nonlinear

Is the relation a function? 
{(4,5), (4,-7), (4,2), (4,0), (4,9)}

• Yes
• No

What is the domain?

• 0, 4, 10, 12

• 1, 2, 4, 5, 10, 12

• 0, 4, 10, 4, 12

• 1, 2, 5