Maths-
SAT
Easy
Question
In 2015, the city of Miami had a population of 441,000 people and an area of 36 square miles. What was the population density of Miami, in people per square mile, in 2015?
- 10,750
- 12,250
- 14,250
- 16,750
The correct answer is: 12,250
44100 36 = 12250 (people)
36 441000 (12250)
36
81
72
90
72
180
180
0
Related Questions to study
maths-
A sample of water was taken from each of ten different locations in a pond. The pH of each sample was measured. The measurements are summarized in the frequency table shown.
How many samples have a pH of 7.4 or greater?
A sample of water was taken from each of ten different locations in a pond. The pH of each sample was measured. The measurements are summarized in the frequency table shown.
How many samples have a pH of 7.4 or greater?
maths-sat
maths-
The function 
models the number of water hyacinths in a population over time, where A(t) is the number of water hyacinths and t is the time, in days, since the population was first measured. Which is the best interpretation of 
in this context?
The function models the number of water hyacinths in a population over time, where A(t) is the number of water hyacinths and t is the time, in days, since the population was first measured. Which is the best interpretation of in this context?
maths-sat
maths-
The graph of the function f is shown. Which of the following is a value of x for which f(x) = 0 ?
The graph of the function f is shown. Which of the following is a value of x for which f(x) = 0 ?
maths-sat
maths-
What is the graph of the equation y = 2(3)x?
What is the graph of the equation y = 2(3)x?
maths-sat
maths-
y > 4x
y < -x
When graphed in the xy-plane, what point (x, y) is a solution to the given system of inequalities?
y > 4x
y < -x
When graphed in the xy-plane, what point (x, y) is a solution to the given system of inequalities?
maths-sat
maths-
The function h is defined by 
. Which is the graph of y = h(x)?
The function h is defined by . Which is the graph of y = h(x)?
maths-sat
maths-
The function h is defined by . Which is the graph of y = h(x)?
The function h is defined by . Which is the graph of y = h(x)?
maths-sat
maths-
The line graph shows the wind speed recorded every 2 hours in a town, where x is the number of hours after midnight and y is the wind speed, in miles per hour (mph). What is the greatest average change in wind speed, in miles per hour per hour, between two readings shown in the graph?
The line graph shows the wind speed recorded every 2 hours in a town, where x is the number of hours after midnight and y is the wind speed, in miles per hour (mph). What is the greatest average change in wind speed, in miles per hour per hour, between two readings shown in the graph?
maths-sat
maths-
Questions 35 and 36 refer to the following information.
As of 2016, there were 118 known elements. These elements can be described with 10 classifications as summarized in the given table.
An element is a nonmetal if it is classified as a halogen, noble gas, or other nonmetal. The ratio of all nonmetals to all elements is 10 to k. What is the value of k?
Questions 35 and 36 refer to the following information.
As of 2016, there were 118 known elements. These elements can be described with 10 classifications as summarized in the given table.
An element is a nonmetal if it is classified as a halogen, noble gas, or other nonmetal. The ratio of all nonmetals to all elements is 10 to k. What is the value of k?
maths-sat
maths-
A one-digit positive integer will be chosen at random. What is the probability that the chosen integer will be greater than 7 ? (Express your answer as a fraction or decimal, not as a percent.)
A one-digit positive integer will be chosen at random. What is the probability that the chosen integer will be greater than 7 ? (Express your answer as a fraction or decimal, not as a percent.)
maths-sat
maths-
Rectangle A has an area of 64 square meters. The length and width of rectangle B are 3 times the corresponding length and width of rectangle A. What is the area, in square meters, of rectangle B?
Rectangle A has an area of 64 square meters. The length and width of rectangle B are 3 times the corresponding length and width of rectangle A. What is the area, in square meters, of rectangle B?
maths-sat
maths-
(x + 3)2 + (y -7)2 = 100
In the xy-plane, the graph of the given equation is a circle. Which point (x, y) lies on the circle?
(x + 3)2 + (y -7)2 = 100
In the xy-plane, the graph of the given equation is a circle. Which point (x, y) lies on the circle?
maths-sat
maths-
Which equation is the most appropriate exponential model for the data shown in the scatterplot?
Which equation is the most appropriate exponential model for the data shown in the scatterplot?
maths-sat
maths-
A sample of strontium-90 will radioactively decay to half the original quantity in approximately 29 years. The function S above models the amount of strontium-90, in grams, that remains t years after a IO-gram sample starts to decay. Which of the following is the best interpretation of the number 0.5 in the function?
A sample of strontium-90 will radioactively decay to half the original quantity in approximately 29 years. The function S above models the amount of strontium-90, in grams, that remains t years after a IO-gram sample starts to decay. Which of the following is the best interpretation of the number 0.5 in the function?
maths-sat
maths-
The histogram shows the distribution of book prices, in dollars, for the 27 books for sale at a store.
The first bar represents books with prices of less than $5. The second bar represents books with prices of at least $5 but less than $10, and so on. In which interval will the median price of books for sale be included when the book that costs at least $35 but less than $40 is sold?
The histogram shows the distribution of book prices, in dollars, for the 27 books for sale at a store.
The first bar represents books with prices of less than $5. The second bar represents books with prices of at least $5 but less than $10, and so on. In which interval will the median price of books for sale be included when the book that costs at least $35 but less than $40 is sold?
maths-sat
