Algebra Bell work 2/5/2025

3 flooring stores provide services in Hernando. Floors Galore charges $6.50 a square foot plus a fee of $100. Tiles & More charges a $120 fee and $5.50 a square foot. Perfect Floors uses the equation y = 6x + 110.

Andrea chooses the company with the greatest rate of change. What company did she choose?

• Floors Galore

• Perfect Floors

• Tiles & More

• Both Floors Galore and Perfect Floors

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Tags

CCSS.HSA.CED.A.4

• No solution

• Undefined

• Infinitely many solutions

• One solution

Tags

CCSS.8.EE.C.8B

Leia was given the table.

Which of these functions is an exponential function?​ (a)  

Write an equation for Function A: ​ (b)  

Write an equation for Function B: ​ (c)  

• Function A
• Function B

Tags

CCSS.HSF-LE.A.1A

Tickets to a movie cost $10.50 for adults and $7.00 for students. A group of friends purchased 12 tickets for $94.50. How many tickets of each were bought?

Tags

CCSS.8.EE.C.8C

Which situations represent an exponential function? Select all that apply.

• Every 4 students raise $60.

• A population of insects is known to triple in size every month.

• A count in a culture was 400 after 2 hours and 25,600 after 6 hours.

• The cost to purchase spirit posters are: 2 posters for $5, 4 poster for $9, 6 posters for $13, and 8 posters for $17.

• Every 2 days Ken jogs 4 miles.

Tags

CCSS.HSF-LE.A.1A

Given the equation y = (9.25)^x, fill in the table with the Growth/Decay Factor, Growth/Decay Rate, and Initial Value.

• Growth/Decay Factor: 9.25, Growth/Decay Rate: 825%, Initial Value: 1

• Growth/Decay Factor: 8.25, Growth/Decay Rate: 725%, Initial Value: 1

• Growth/Decay Factor: 9.25, Growth/Decay Rate: 925%, Initial Value: 0

• Growth/Decay Factor: 10.25, Growth/Decay Rate: 925%, Initial Value: 1

Tags

CCSS.HSF-IF.C.8B

Amy earned $32,000 during her first year at her new job. After each year, she received a 6.25% raise. Find Amy's total earnings for the first three years on the job.

• $115,290

• $108,508

• $102,060

• $102,125

Tags

CCSS.HSF.BF.A.2