IEP Algebraic Thinking 7 Final Exam Review

Transcription

1 Directions: Write a rule for the function represented b the table. 1. x = x = x = x. Which function rule is represented from the table below? Input (x) 1 5 Output () x = 1 = = 1. Complete the table. Then write a function rule for the function. x , 0; 1,16; 7, 8; Page - 1 -

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3 Savings (in dollars) IEP Algebraic Thinking 7 5. Jerem just started saving mone so that when he turns 16 he can bu a car. He made a graph to show the mone he has earned so far. How long did it take Jerem to save $5 toward his new car? Jerem s Car Savings $50 $00 $50 $00 $50 $00 $150 $0 $ x Number of Months 5 months 6 months 7 months Multiple Choice Identif the choice that best completes the statement or answers the question. 6. Determine which ordered pair is a solution of. (, 1) ( 1, ) (, ) d. (, ) Page - -

4 Graph the linear equation. IEP Algebraic Thinking 7 7. O x O x d. O x Solve the equation Page - -

5 Find the slope of the line. IEP Algebraic Thinking Solve the equation Which ratios cannot form a proportion?,,, Page - 5 -

6 16. The pair of polgons is similar. Find the value of x. 1 in. 0 in. 7.5 in 17. Two ladders are leaning against a wall at the same angle, as shown. How long is the shorter ladder?.8 ft 175 ft 5 ft 18. The two rectangles are similar. Choose the correct proportion. m 1 m 8 m x Page - 6 -

7 19. A scale drawing uses the scale in. = 0 ft. Find the missing measure:. in. = ft The two triangle-shaped gardens are congruent. Find the missing side lengths and angle measures. z w u 8.8 ft w 6. ft 6. ft x º v x = 90 ; = ; z = 8.8 ft; u = 6. ft; v = 6. ft; w = 16 x = 90 ; = ; z = 8.8 ft; u = 6. ft; v = 6. ft; w = 6 x = 90 ; = ; z = 8.8 ft; u = 6. ft; v = 6. ft; w = 6 1. Students at the Edwards School conducted a surve to find out students birth places. There are 00 students in the school. Find how man students were born in cit. born out of state. born in state, but not in cit. 80 students 60 students 60 students 60 students 60 students 80 students 80 students 60 students 60 students Page - 7 -

8 . The histogram shows the number of sick das students took during the school ear. How man more students were out sick for 0 to das than 9 to 11 das? How Man Sick Das Did Students Take During the School Year? Students Das. The data below gives the high temperatures for two weeks in October in Tucson, Arizon Make a frequenc table of the dat 91, 95, 96, 91, 97, 95, 91, 0, 95,1, 9, 97, 0, 95. The following list shows the high temperature in degrees Fahrenheit for the first seven das in Januar for Mountain Resort. Make a box-and-whisker plot for the set of dat 7, 17, 6,, 9, 5, Page - 8 -

9 5. Using the frequenc table below, find how man students received a score of 60 or better on a mathematics test Score Interval Frequenc The electric compan sent out a graph to compare electricit usage in kilowatt-hours for the ears 00 and 00. The graph shows the usage for a particular household for two ears. During which month was the difference between the kilowatt-hours greatest? April August September A P R I L A U G U S T S E P T E M B E R Page - 9 -

10 7. The stem-and-leaf plot shows the number of fish that were caught b several ships in a fishing fleet. How man ships caught 7 fish or fewer? Stem Leaves ke: means Graph the data in a scatter plot. x x x x Page - -

11 9. The table below compares the number of movies some students attended during the past six months and their scores on a recent math test. Make a scatter plot to displa the dat Student Number of Movies Attended Math Score Brian 98% Carole 86% Dora 6 81% Harr 7 0% Juan 89% Ilsa 98% Maggie 6 99% Score Movies Score Movies Suzanne wants to put a fence around her square garden. If the garden covers an area of 0 ft, how man feet of fencing does she need? 0 ft ft 0 ft Page