Name: ________________________________ Period: ____________________ Ramp-Up to Algebra Final Exam!! Do your best on all of the problems Good Luck! 1. Find the value of the expression 3(x + 2y) for the for x = 5 and y = 10 2. Identify the number property that justifies each equation. a. (10a)58 58(10a) b. 58(10a) (58 10)a c. x 10 10 x d. 14 (10 x) (14 10) x e. 23(n 2) 23n 46 3. Solve. a. 5n 2n 4 b. 2n(2 1) 5 4. Use conventions to translate each of the following verbal descriptions into mathematical expressions. a. The quantity a plus three, divided by six b. a divided by six, plus three c. six multiplied by the quantity a plus three 5. Write 4107.6 in expanded form 6. What is the place of the digit 5 in each of the following numbers? a. 5.789 b. 0.4567 c. 12.56 7. Write these numbers in order from least to greatest, using the < symbol. 0.834 0.843 0.0834 0.8034 8. This number is written in expanded form: (4 100) (2 10) (3 1) (0 0.0843 1 1 1 ) (1 ) (5 ) 10 100 1000 a. Write the number in standard form. b. Write your answer in part (a) in words. 9. Round each number to the nearest tenth place. a. 245.86 b. 78.089 c. 2.009 d. 56.91 e. 38.98 10. Round each number to the tens, the hundreds, and the thousands place. a. 9876 b. 8095 11. Draw two number lines to show that the fraction 3 1 is equivalent to the fraction . 9 3 12. For each number, decide whether it is a natural number, a whole number, a integer, or a rational number. A number can be more than one type. 5 a. b. 18 c. 4.2 d. -9 6 13. Given that 724 96 69504 , solve these equations (put the decimal point in the correct place in each product). a. 7.24 0.096 b. 0.0724 0.96 14. Write a percent that is equivalent to each fraction: 63 a. b. 0.95 100 c. 3 4 d. 1 2 15. Brittney opened a savings account that has an annual interest rate of 8%. She started with $200 in the account and the interest is added once a year. How much money is in Brittney’s account after 2 years?