Maths-
SAT
Easy
Question
A(t) = 50(2)t
The function A(t) models the number of liters of a fluid in a tank after t hours. Which of the following models the number of liters of the fluid in the tank after m minutes?
The correct answer is:
where t is in hours
To convert minutes into hours we divide by 60.
.
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Maths-
y=x+3
2x-y=0
Which of the following is the value of y in the solution (x,y) to the system of equations above?
y=x+3
2x-y=0
Which of the following is the value of y in the solution (x,y) to the system of equations above?
Maths-SAT
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In the right triangle ABC above, sin(x°) = 
. What is the value of cos(y°)?
In the right triangle ABC above, sin(x°) = . What is the value of cos(y°)?
Maths-SAT
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The equation above expresses the temperature C, in degrees Celsius, in terms of the temperature R, in degrees Rankine. Which of the following expresses the temperature in degrees Rankine in terms of the temperature in degrees Celsius?
The equation above expresses the temperature C, in degrees Celsius, in terms of the temperature R, in degrees Rankine. Which of the following expresses the temperature in degrees Rankine in terms of the temperature in degrees Celsius?
Maths-SAT
Maths-
h(x)= -4(x-1)+2
The function h is defined above. For what value of x is h(x) = -2?
h(x)= -4(x-1)+2
The function h is defined above. For what value of x is h(x) = -2?
Maths-SAT
Maths-
(2xy2+3x-4)+(3xy2-8x+4)
Which of the following is equivalent to the expression above?
(2xy2+3x-4)+(3xy2-8x+4)
Which of the following is equivalent to the expression above?
Maths-SAT
Maths-
Tobias rented a kayak from a sports equipment store. For the rental, the store charged $60 per day plus $25 for delivery. If Tobias was charged a total of $325, for how many days did he rent the kayak?
Tobias rented a kayak from a sports equipment store. For the rental, the store charged $60 per day plus $25 for delivery. If Tobias was charged a total of $325, for how many days did he rent the kayak?
Maths-SAT
Maths-
The linear function f is defined by f(x) =cx+ d, where c and d are constants. If f (50) = 27,000 and f(100) = 38,000, what is the value of c?
The linear function f is defined by f(x) =cx+ d, where c and d are constants. If f (50) = 27,000 and f(100) = 38,000, what is the value of c?
Maths-SAT
Maths-
One serving of a certain brand of microwave popcorn provides 150 calories, 90 of which are from fat. One serving of a certain brand of low-sodium pretzels provides 120 calories, 12 of which are from fat. How many more calories from fat are provided by a 100-calorie serving of the microwave popcorn than are provided by a 100-calorie serving of the pretzels?
One serving of a certain brand of microwave popcorn provides 150 calories, 90 of which are from fat. One serving of a certain brand of low-sodium pretzels provides 120 calories, 12 of which are from fat. How many more calories from fat are provided by a 100-calorie serving of the microwave popcorn than are provided by a 100-calorie serving of the pretzels?
Maths-SAT
Maths-
4x + y = 4
8x + y = 5
If (x, y) is the solution of the system of equations above, what is the value of x ?
4x + y = 4
8x + y = 5
If (x, y) is the solution of the system of equations above, what is the value of x ?
Maths-SAT
Maths-
The expressions x2 + bx+ 10 and (x - 3)2 + c, where b and c are constants, are equivalent. What is the value of b + c ?
The expressions x2 + bx+ 10 and (x - 3)2 + c, where b and c are constants, are equivalent. What is the value of b + c ?
Maths-SAT
Maths-
In the given equation, k is a constant. If the equation has no solution, what is the value of k?
In the given equation, k is a constant. If the equation has no solution, what is the value of k?
Maths-SAT
Maths-
y = bx(x- a)(x - a)(x + b)(x- b)
In the equation above, a and b are positive constants and 
. How many distinct x-intercepts does the graph of the equation in the xy-plane have?
y = bx(x- a)(x - a)(x + b)(x- b)
In the equation above, a and b are positive constants and . How many distinct x-intercepts does the graph of the equation in the xy-plane have?
Maths-SAT
Maths-
The function f is defined for all real numbers, and the graph of y = f(x) in the xy-plane is a line with a negative slope. Which of the following must be true?
I. If a< b, then f(a) > f(b).
II. If a< 0, then f(a) > 0.
III. If a> 0, then f(a) < 0.
The function f is defined for all real numbers, and the graph of y = f(x) in the xy-plane is a line with a negative slope. Which of the following must be true?
I. If a< b, then f(a) > f(b).
II. If a< 0, then f(a) > 0.
III. If a> 0, then f(a) < 0.
Maths-SAT
Maths-
An equation of the graph shown is ax+ by= 6, where a and b are constants. What is the value of b?
An equation of the graph shown is ax+ by= 6, where a and b are constants. What is the value of b?
Maths-SAT
Maths-
h(x) = (x - 5)(x + 5)
The function h is defined as shown. For what value of x does the function h reach its minimum value?
h(x) = (x - 5)(x + 5)
The function h is defined as shown. For what value of x does the function h reach its minimum value?
Maths-SAT
