ALGEBRA 1 PRACTICE QUESTIONS FOR STAAR TEST

Problem 1 :

Which expression is a factor of 10x2 - 19x + 6 ?

A) 10x - 3           B) 10x  - 1           C) 5x - 3        D) 5x - 2

Solution

Problem 2 :

The table shows the linear relationship between the distance in feet below sea level and the time in seconds traveled by a submarine.

Submarine

algebra-1-practice-questions-for-starr-test-q2

What is the rate of change of the distance in feet below sea level with respect to time that the submarine traveled ?

Record your answer and fill in the bubbles on your answer document. 

Solution

Problem 3 :

Which equation best represents the line shown on the grid ? 

algebra-1-practice-questions-for-starr-test-q3

A) y = 0           B) y = -6          C) x = 0            D) x = -6

Solution

Problem 4 :

An insect population after x months can be modeled by the function g(x) = 18(1.3)x. Which statement is the best interpretation of one of the values in this function ?   

F) The inspect population increased by 13 insects each month.

G) The inspect population decreased by 13 insects each month.

H) The inspect population increased at a rate of 30% each month.

J) The inspect population decreased at a rate of 30% each month.

Solution

Problem 5 :

The graph of y = -(1/6)x - 4 is shown on the grid.

algebra-1-practice-questions-for-starr-test-q5

Which ordered pair is in the solution set of  y > -(1/6)x - 4 ?

A) (-8, 8)     B) (6, -5)         C) (4, -6)        D) (-2, -7)

Solution

Problem 6 :

The conversion of degrees Celsius to degrees Fahrenheit can be  represented by a linear relationship. The graph shows the linear relationship between y, the temperature in degrees Fahrenheit, and x, the temperature in degrees Celsius from the freezing point of water.

algebra-1-practice-questions-for-starr-test-q6

Which equation best represents this situation ?

F) y = 5/9 x

H)  y = (5/9)x + 32

G) y = 9/5 x

J)  y = (9/5)x + 32

Solution

Problem 7 :

Which graph best represents the solution set for this system of inequalities ?

x + 2y < -2

y - x < 3

algebra-1-practice-questions-for-starr-test-q7

Solution

Problem 8 :

Which graph best represents h(x) = (x + 1) (x - 3) ?

algebra-1-practice-questions-for-starr-test-q8

Solution

Problem 9 :

The first six terms in a geometric sequence are shown, where a1 = -4. 

-4

-16

-64

-256

-1,024

-4,096

Based on this information, which equation can be used to find the nth term in the sequence, an ?

A) an = -4n      B) an = -(4)n           C) an = -n2         D) an = (-4)n

Solution

Problem 10 :

What is the solution to 4(q + 56.5) = 30q - 112 ?

Record your answer and fill in the bubbles on your answer document.

Solution

Problem 11 :

Which expression is equivalent to 36m2 - 100 ?

A) (9m - 20) (4m + 5)            B) 4(3m - 5) (3m + 5)

C) 2(2m - 5) (9m + 10)           D) 4(3m - 5)2

Solution

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