1. Algebra TEXAS StyleA2warmup23 Algebra 2 Warm-up 23

2. Algebra TEXAS StyleA2warmup23 1.A ball has been deflated so that its radius is reduced by 20%. Which of the following is correct? A.The surface area is 40% of the original. B.The volume is 51.2% of the original. C.The volume is reduced by 0.8%. D.The surface area is reduced by 4%

3. Algebra TEXAS StyleA2warmup23 2. June, Sam, Liz and Rhonda were playing a board game, where the lowest score wins. Liz scored more than June, neither had the highest score. The winner of the game only has 3 letters in their name. Who had the highest score? A.June B.Sam C.Liz D.Rhonda

4. Algebra TEXAS StyleA2warmup23 3. A line passes through points L and M, shown on the graph. Which equation represents this line? A.y = -0.5x + 2.5 B.y = -0.5x + 6 C.y = -0.4x + 2.4 D.y = 0.3x + 2

5. Algebra TEXAS StyleA2warmup23 4. Mrs. Smith bought a van for her mobile dog grooming business. She spent $12,000 on the van and spends an average of $275 per month on gasoline. Which of the following best represents the total cost, C, for n number of years? A.C = 12000 + 275(12n) B.C = 12000 + 275n C.C = (12000 + 275)(12n) D.C = (12000)(275)(n)

6. Algebra TEXAS StyleA2warmup23 5. A dress shop advertises a sidewalk sale, everything is 30% off. Which equation best represents the total price, T, of and item with an original price, x and sales tax of 8 ½ %? A.T = (1 – 0.3)(1 – 0.085)x B.T = (1 – 0.3)(1 + 0.085)x C.T = (1 + 0.3)(1 – 0.085)x D.T = (1 – 0.3x)(1 – 0.085x)

7. Algebra TEXAS StyleA2warmup23 6. Coach Thomas brought sports drinks to the game. He only had red, blue, and orange. 20% are red, 50% are orange and 6 of the drinks are blue. What is the probability of choosing a blue?

8. Algebra TEXAS StyleA2warmup23 7. Coach Thomas brought sports drinks to the game. He only had red, blue, and orange. 20% are red, 50% are orange and 6 of the drinks are blue. What is the probability of choosing a red, not replacing it, and then choosing an orange?

9. Algebra TEXAS StyleA2warmup23 8. The following graph shows the relationship between the number of sodas sold at a game and the amount of profit. What is the scale factor for the x axis? A.5 B.10 C.15 D.20

10. Algebra TEXAS StyleA2warmup23 9. The following graph shows the relationship between the number of sodas sold at a game and the amount of profit. Which is a correct conclusion? A.The rate of change is $5 per soda. B.The initial cost is $20. C.They first make a profit at 20 sodas. D.They break even at 15 sodas.

11. Algebra TEXAS StyleA2warmup23 10. On the first night of the Summer Festival, you can buy a wristband for $15, which covers admission and unlimited rides. Otherwise you may pay $8 for admission and $1 for 3 rides. Which of the following statements is correct for x number of rides? A.For x > 21 rides, the wristband costs less. B.For x = 20 rides, the cost is the same. C.For x < 21 rides, the regular price costs less. D.For x > 21 rides, the regular price costs less.

12. Algebra TEXAS StyleA2warmup23

13. Algebra TEXAS StyleA2warmup23 1.B, obj 8 G.11A 2.D, obj 10, 8.16A 3.C, obj 3, A.6D 4.A, obj 1, A.1C 5.B, obj 10, 8.14B 6.B, obj 9, 8.11A 7.A, obj 9, 8.11A 8.A, obj 10, 8.15A 9.D, obj 3, A.6B 10.C, obj 10, 8.14B