Quick STAAR Review

A bank is offering 2.5% simple interest on a savings account.  If you deposit $5,000, what will be the total amount of money in your savings account after three years?

• $375
• $42500
• $5375
• $37500

A bank is offering 7% annual compound interest on a savings account.  If you deposit $1,500, how much interest will you earn in three years?

• $1837.56
• $337.56
• $30000
• $31500

Kara borrowed $21,000 for 5½ years at an annual compound interest rate of 7.5% to buy a car.  What is the total amount she will repay the bank for the auto loan?

• $31258.30
• $10258.30
• $981750
• $27165

A holiday meal costs $12.50 a person plus a delivery fee of $30.  Which equation represents the amount a holiday meal costs, including delivery, for x people?

• y = 30 + 12.5x 
• y = 12.5 + 30
• y = 12.5 + 30x

(Mod 6) Which of the relationships below is a function?

• (6,3), (5,2) , (6,8) , (0,7)
• (8, 2), (1, 7), (−1, 2), (1, 9)
• (4, 3), (3, 0), (−1, 3), (2, 7)
• (7, 1), (0, 0), (6, 2), (0, 4)

Janelle and some of her friends went to the movies.  Tickets cost $6 per person and each girl also purchased a snack for $2.25.   The total was $40.50. Which equation shows how many girls went to the movies?

• 6g + 2.25g = 40.50
• 40.50 - g = 6
• 6g - 2.25 = 40.50
• 6g + 2.25 = 40.50

^{_{Find the Surface Area}}

• 500 ft²
• 515 ft²
• 525 ft²
• 510 ft²

A firetruck parks 25 feet away from a building. The firetruck extends its ladder 65 feet. How far up the building from the truck's roof does the extension ladder reach? Round your answer to the nearest tenth.

• 60 feet

• 69.6 feet

• 3600 feet

• 4850 feet

What is the closest length of the walkway?

• 36 ft

• 24 ft

• 17 ft

• 13 ft

You have a globe that has a radius of 11 inches. Find the volume of your globe. 

• 523 in³
• 16,717 in³
• 5,575 in³
• 7,235 in³

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