CCSS.Math.Content.HSF.LE.A.2

What is the balance of $6000 compounded annually at a rate of 4% for 10 years?

• $8,881.47
• $7,432.93
• $8,400
• $6,500

Tags

CCSS.Math.Content.HSF.LE.A.2

Write an equation that models the following situation:
Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.

• y=6(0.14)^x
• y=6(1+14)^x
• y=6(1.14)^x
• y=6(0.86)^x

Tags

CCSS.Math.Content.HSF.LE.A.2

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

• y=5000(0.7)^x
• y=30(5000)^x
• y=5000(1.3)^x
• y=5000x^x

Tags

CCSS.Math.Content.HSF.LE.A.2

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

• 14327
• 4309
• 839
• 7680

Tags

CCSS.Math.Content.HSF.LE.A.2

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

• y=5000(0.7)^x
• y=30(5000)^x
• y=5000(1.3)^x
• y=5000x^x

Tags

CCSS.Math.Content.HSF.LE.A.2

Which equation shows 
"The cell population of 200 is reducing by 20 percent each hour"?

• P(h) = 200 (.20)^h
• P(h) = 200 (20)^h
• P(h) = 200 (1.20)^h
• P(h) = 200 (.80)^h

Tags

CCSS.Math.Content.HSF.LE.A.2

What type of function is present? 

• Linear Equation
• Exponential 
• Absolute Value
• Linear Inequality

Tags

CCSS.Math.Content.HSF.LE.A.2

A NCAA tournament starts out with 64 teams. Every round half the teams are eliminated.

• $y=64\left(2\right)^x$

• $y=64\left(\frac{1}{2}\right)^2$

• $y=64\left(\frac{1}{2}\right)^x$

• $y=64\left(2\right)^{\frac{x}{2}}$

Tags

CCSS.Math.Content.HSF.LE.A.2

A cliff overlooking Oak Grove Lake is experiencing erosion, losing elevation at a rate of 5% every millennium. The cliff's current elevation is 1,200 meters. What will its elevation be in 6 millennia? (Round to the nearest whole number if necessary).

• 882

• 465

• 349

• 975

Tags

CCSS.Math.Content.HSF.LE.A.2

Which of the following functions represents an initial amount of $15 and an increase of 35% each year?

• $y=15\left(35\right)^t$

• $y=15\left(0.35\right)^t$

• $y=15\left(1.35\right)^t$

• $y=35\left(1.15\right)^t$

• $y=15\left(135\right)^t$

Tags

CCSS.Math.Content.HSF.LE.A.2