Module II: Math

Đề Thi SAT 3 - Phòng Thi SAT ONLINE

 x+30=55

What value of xx is the solution to the given equation?

1
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

15

25

35

85

If 5+x=6, what is the value of 3x+15?

2
Mark for Review
Preview:

 A bag contains 18 uniquely numbered balls ranging from 1 to 18. If one ball is selected at random, what is the probability of drawing a ball numbered 5?

3
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

 

 

Which expression is equivalent to 5(3t−2)−4t?

4
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

15t−10

11t−10

15t−14

11t−2

x−4=7

What is the negative solution to the given equation?

5
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

−3

−11

−4

−7

In a right-angled triangle, one leg measures 5 meters and the other leg measures 12 meters. What is the length, in meters, of the hypotenuse?

6
Mark for Review
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 The function f is defined by f(x)=5x+3. What is the value of f(x) when x=8?

7
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

38

40

43

48

6a=2b−3c

The given equation relates the distinct positive integers a, b, and c. Which equation correctly expresses aa in terms of b and c?

8
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

a =  

a=2b−3c

a=b−1.5c

a=2(b−1.5c)

The number c is three times larger than the number d. Which equation represents this relationship?

9
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

c =

c = d+3

c = 3+d

c = 3d

An escalator moves at a constant speed of 30 meters per minute. At what rate, in meters per second, does the escalator move?

10
Mark for Review
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 The perimeter, in centimeters, of a rectangular table is represented by the expression 2l+10, where ll is the length, in centimeters, of the table. Which expression represents the width, in centimeters, of the table?

11
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

l+5

2l

5

10

The function f(x)is defined by f(x)=10. For what value of x is f(x)=50?

12
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

10

25

50

100

Which expression is equivalent to +6x+9 ?

13
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

(x+6)(x+1)

x(x+9)

(x+9)(x−1)

      2x=6

    −2x+y=8

The solution to the given system of equations is (x,y). What is the value of y?

14
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

−2

−4

14

24

 Given the following table of x and y values:

Which of the following expressions do all the x and y values in the table satisfy?

15
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

y < 3x+1

y < 2x+5

y = 3x+1

y = 4x+3

 The graph of 5x−3y=15 in the xy-plane has an x-intercept at (a,0) and a y-intercept at (0,b)(0,b), where aa and bb are constants. What is the value of   ?

16
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?



 

  

  

The expression   ​ is equivalent to   ​ , where bb is constant and x>0. What is the value of b?

17
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Preview:

For a certain rectangular region, the ratio of its length to its width is 25 to 5. If the length of the rectangular garden increases by 5 units, how must the width change to maintain this ratio?

18
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

It must decrease by 1 unit.

It must increase by 1 unit.

It must decrease by 25 units.

It must increase by 25 units.

 A rectangular garden has a length of (w+9) meters and a width of ww meters. If the area of the garden is 220 square meters, what is the value of w?

19
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

8

11

24

81

 y ≤

 y > −x−2

Which point  (x,y) is a solution to the given system of inequalities in the xy-plane?

20
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

(−3,5)

(3,−5)

(0,−3)

(−3,0)

In triangles ABC and DEF, angles B and E each have measure 35° and angles C and F each have measure 91°. Which additional piece of information is sufficient to determine whether triangle ABC is congruent to triangle DEF?

21
Mark for Review

Which choice completes the text with the most logical and precise word or phrase?

The measure of angles A and D

The length of side AB

The length of sides AC and DF

No additional information is necessary

        3x+5y=7

         6x+cy=10

In the system of equations above, c is a constant. For what value of c will there be no solution (x,y) to the system of equations?

 

22
Mark for Review
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