Category 1 and 4 STAAR Review

The scatterplot shows how much time it takes to heat the water at different temperatures. Based on the scatterplot, which is the best prediction of the heating time in minutes with a water temperature 110°C?

• 8.5 minutes

• 9.0 minutes

• 9.5 minutes

• 10.0 minutes

The volume of a tank is 8,591,000 square centimeters. How is this number of square centimeters written in scientific notation?

• 8.591 x 10^6

• 8.591 x 10^5

• 8.591 x 10^3

• 8.591 x 10^2

• -8.25, -25/3, 82%, √66

• 82%, √66, -25/3, -8.25

• -8.25, -25/3, √66, 82%

• -25/3, -8.25, 82%, √66

Alan invested $8,000 in a company savings account that pays 3.75% annual simple interest. The investment will incur no further deposits or withdrawals made. Which amount is the nearest approximation of the interest received on the account at the end of 12 years?

(a)  

A customer wants to borrow $15,000 to renovate his home. Which of the following loan options allows the customer to pay the minimum amount of interest?

• A 3-year loan with a 5.85% annual simple interest rate

• A 4-year loan with a 5.45% annual simple interest rate

• A 5-year loan with a 4.85% annual simple interest rate

• A 6-year loan with an 7.8% annual simple interest rate

José deposits $2,300 into each of two savings bank accounts. Account X gives 3.25% simple interest compounded annually. Account Y gives 3.75% interest compounded annually. If no additional deposits or withdrawals were made by José, then which amount is nearest to the difference between the interest José will earn in Account X and the interest José will earn in Account Y at the end of 3 years?

• $14.52

• $22.19

• $7.44

• $30.52

The map shows the proposed routes and distances for a new state highway between Camden and Upton. Using the given distances, move each number into its correct box to show these distances from least to greatest.

​ (a)   ​​ ​ (b)   (c)   ​​ (d)   (e)   ​ ​ ​

• 40

Based on the scatterplot, which is the best prediction of the high temperature in degrees Fahrenheit on a day when the low temperature is 71°F?

• 92 °F

• 101 °F

• 88 °F

• 100 °F

• Point P

• Point Q

• Point R

• Point S

Complete the sentence to identify the number that is NOT correctly placed in the Venn diagram. Move the correct answer into each box. Not all answers will be used. "The number __________ is not correctly placed in the Venn diagram. It should be moved to the set of __________."

​

​ (a)   ​ (b)   ​

• 0
• irrational numbers
• rational numbers
• whole numbers

Tags

8.2.A