Maths-
SAT
Easy
Question
The ratio of trumpets to violins in a particular music classroom is 1 to 3. If there are 9 trumpets in the classroom, how many violins are there?
- 2
- 3
- 9
- 27
The correct answer is: 27
Trumpets to Violin is 1 to 3
If 9 trumpets, then the number of Violins are 9 x 3 = 27.
Related Questions to study
maths-
A system of two linear equations has no solutions. The graph of one of the equations in the system is shown in the xy-plane.
The second equation in the system is ax - y = 1, where a is a constant. What is the value of a?
A system of two linear equations has no solutions. The graph of one of the equations in the system is shown in the xy-plane.
The second equation in the system is ax - y = 1, where a is a constant. What is the value of a?
maths-sat
maths-
In the xy-plane above, if point F (not shown) is placed so that triangle ABC is similar to triangle DFE, which of the following could be the coordinates of the point F?
In the xy-plane above, if point F (not shown) is placed so that triangle ABC is similar to triangle DFE, which of the following could be the coordinates of the point F?
maths-sat
maths-
x2-12x+35=0
What is the sum of the solutions to the given equation?
x2-12x+35=0
What is the sum of the solutions to the given equation?
maths-sat
maths-
A geographer found that the land area of Aruba is 75 square miles and the land area of Bermuda is 19 square miles. Based on these data, the geographer used the equation 75x+19y = T to estimate the total number of residents, T, of the two islands. Which is the best interpretation of x in this context?
A geographer found that the land area of Aruba is 75 square miles and the land area of Bermuda is 19 square miles. Based on these data, the geographer used the equation 75x+19y = T to estimate the total number of residents, T, of the two islands. Which is the best interpretation of x in this context?
maths-sat
maths-
The graph of f is shown. According to the graph, what is the value of f(0)?
The graph of f is shown. According to the graph, what is the value of f(0)?
maths-sat
maths-
The function f is defined by f(x)=3x . What is the value of f(2)?
The function f is defined by f(x)=3x . What is the value of f(2)?
maths-sat
maths-
A large company has 19 mainframe computers of a certain class. The scatterplot above shows the value and age for each of the 19 computers. A line of best fit for the data is also shown.
What is the number of computers for which the line of best fit predicts a value less than the actual value?
A large company has 19 mainframe computers of a certain class. The scatterplot above shows the value and age for each of the 19 computers. A line of best fit for the data is also shown.
What is the number of computers for which the line of best fit predicts a value less than the actual value?
maths-sat
maths-
A large company has 19 mainframe computers of a certain class. The scatterplot above shows the value and age for each of the 19 computers. A line of best fit for the data is also shown.
Based on the line of best fit, the estimated value of a 6-year-old computer is k thousand dollars, where k is an integer. What is the value of k ?
A large company has 19 mainframe computers of a certain class. The scatterplot above shows the value and age for each of the 19 computers. A line of best fit for the data is also shown.
Based on the line of best fit, the estimated value of a 6-year-old computer is k thousand dollars, where k is an integer. What is the value of k ?
maths-sat
maths-
The length, in meters, of the sides and the height of a parallelogram are shown in the figure. What is the area, in square meters, of the parallelogram?
The length, in meters, of the sides and the height of a parallelogram are shown in the figure. What is the area, in square meters, of the parallelogram?
maths-sat
maths-
4, 13, 5, 8, R, 5, 11
In the data set shown, R is an integer. If the median of the data set is 8 and R < 11, what is a possible value of R?
4, 13, 5, 8, R, 5, 11
In the data set shown, R is an integer. If the median of the data set is 8 and R < 11, what is a possible value of R?
maths-sat
maths-
(x - 3)4 = 0
What value of x makes the equation above true?
(x - 3)4 = 0
What value of x makes the equation above true?
maths-sat
maths-
x2 +bx+ 16 - 0
In the quadratic equation shown, b is a constant. For what values of b does the equation have only one solution?
x2 +bx+ 16 - 0
In the quadratic equation shown, b is a constant. For what values of b does the equation have only one solution?
maths-sat
maths-
Minato drove 390 miles. Part of the drive was along local roads, where his average speed was 20 miles per hour, and the rest was along a highway, where his average speed was 60 miles per hour. The drive took 8 hours. What distance, in miles, did Minato drive along local roads?
Minato drove 390 miles. Part of the drive was along local roads, where his average speed was 20 miles per hour, and the rest was along a highway, where his average speed was 60 miles per hour. The drive took 8 hours. What distance, in miles, did Minato drive along local roads?
maths-sat
maths-
The two-way table categorizes the change in value in July and August for 50 stocks. If one of the stocks that increased in value in August is chosen at random, what is the probability that the stock also increased in value in July?
The two-way table categorizes the change in value in July and August for 50 stocks. If one of the stocks that increased in value in August is chosen at random, what is the probability that the stock also increased in value in July?
maths-sat
maths-
In the given figure, 
is an angle. If 
what is 
In the given figure, is an angle. If what is
maths-sat
