Algebra 1 End of Quarter 2 Review

(8) What is an equation in standard for of the line that has x-intercept of 2 and y-intercept of 5?

• $5x-2y=10$

• $5x+2y\ =\ 10$

• $2x-5y=10$

• $2x-5y=-10$

(11a) Which equation best models the stores rental policy?  

• $f\left(x\right)=8x+21$

• $f\left(x\right)=4x+21$

• $f\left(x\right)=4x+29$

• $f(x)=9x+32$

(11b)What is the flat Fee the store charges?

• $29

• $8

• $21

• $25

(11c)A reasonable domain for this function is:

•  $0<x\le3$  

•  $1<x\le18$  

•  $1<x\le3$  

•  $0<x\le18$  

(11d)What is the cost to rent a vacuum for 7 hours?

• $175

• $77

• $203

• $56

(17a) Each day, Amaya studies English and then reads some pages in a novel. Her progress is shown in the table. Choose the scatter plot of the total time she studies as a function of the number of pages she reads.

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(17b) What type of correlation does the following scatter plot show?

• Positive

• Negative

• Random (no correlation)

• Cannot tell. Need more information.

(17c) Which could be an equation of a trend line for the data in this table?

•  $1.67x+18$  

•  $0.67x+18$  

•  $2.67x+18$  

•  $3.67x+18$  

(18) Using the trend line equation y=3.5x+10 to estimate how long it will Hugo take to run 6 laps is an example of _____________. (fill in the blank)

• causation

• correlation

• extrapolation

• interpolation

(27)Which is the correct graph of

 $y<\frac{3}{4}x-5$  

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