Mathematics
Grand-Tests
Easy
Question
The mean score of a basketball team for its last 8 games was 64.5. If the highest score of these games is removed, the mean score of the remaining games becomes 63. What was the highest score of the last 8 games?
- 75
- 71
- 63
- 55
The correct answer is: 75
N= 516
516 – y = 441
75 = y
Option (A)
Related Questions to study
mathematics
The graph of y = f(x) - 2 is shown. Which equation defines function f ?
The graph of y = f(x) - 2 is shown. Which equation defines function f ?
mathematicsgrand-tests
mathematics
A landscape-supply company sells mulch at a rate of $30 per cubic yard. What price does the company charge for 54 cubic feet of mulch? (1 yard= 3 feet)
A landscape-supply company sells mulch at a rate of $30 per cubic yard. What price does the company charge for 54 cubic feet of mulch? (1 yard= 3 feet)
mathematicsgrand-tests
mathematics
The average amount spent, in dollars, by each attendee at a conference from 2008 to 2010 is shown in the table. Which of the following quadratic functions best models the average amount spent f(x), by attendees at the conference from 2008 to 2010, where xis the number of years after 2008?
The average amount spent, in dollars, by each attendee at a conference from 2008 to 2010 is shown in the table. Which of the following quadratic functions best models the average amount spent f(x), by attendees at the conference from 2008 to 2010, where xis the number of years after 2008?
mathematicsgrand-tests
mathematics
Some values of x and their corresponding values of f(x) for the linear function fare shown in the table. What is the value of f (-6) ?
Some values of x and their corresponding values of f(x) for the linear function fare shown in the table. What is the value of f (-6) ?
mathematicsgrand-tests
mathematics
The shaded region shown represents the solutions to which inequality?
The shaded region shown represents the solutions to which inequality?
mathematicsgrand-tests
mathematics
The graph shows the mass, in kilograms, of an African elephant from birth to age 20 years.
What was the average rate of change in mass, in kilograms per year, of the elephant from age 6 years to age 10 years?
The graph shows the mass, in kilograms, of an African elephant from birth to age 20 years.
What was the average rate of change in mass, in kilograms per year, of the elephant from age 6 years to age 10 years?
mathematicsgrand-tests
mathematics
The number of employees in Jorge's business can be modeled by the equation E(t) = 4(1.2)t, where t is the number of years since the business opened. Which of the following is the best interpretation of the number 4 in this context?
The number of employees in Jorge's business can be modeled by the equation E(t) = 4(1.2)t, where t is the number of years since the business opened. Which of the following is the best interpretation of the number 4 in this context?
mathematicsgrand-tests
mathematics
Which quadratic equation has exactly one distinct real solution?
Which quadratic equation has exactly one distinct real solution?
mathematicsgrand-tests
mathematics
Which of the following linear equations has no solution?
Which of the following linear equations has no solution?
mathematicsgrand-tests
mathematics
x is 63% of y. If x > 0, which expression represents y in terms of x ?
x is 63% of y. If x > 0, which expression represents y in terms of x ?
mathematicsgrand-tests
mathematics
If 5(x - 8) + 3(x - 8) = 80, what is the value of X - 8 ?
If 5(x - 8) + 3(x - 8) = 80, what is the value of X - 8 ?
mathematicsgrand-tests
mathematics
The graph shows the predicted value V(n) of a truck, in dollars, with respect to the time n, in years, since the truck was purchased.
Which function best describes the predicted value of the truck, in dollars, as a function of n ?
The graph shows the predicted value V(n) of a truck, in dollars, with respect to the time n, in years, since the truck was purchased.
Which function best describes the predicted value of the truck, in dollars, as a function of n ?
mathematicsgrand-tests
mathematics
Which of the following expressions gives the length, in meters, of 
for triangle ABC shown?
Which of the following expressions gives the length, in meters, of for triangle ABC shown?
mathematicsgrand-tests
mathematics
The histogram summarizes the distribution of the total annual precipitation, in inches, for the city of Seattle for 68 years. The first bar shows the number of years with total annual precipitation of at least 20 inches but less than 25 inches, the second bar shows the number of years with total annual precipitation of at least 25 inches but less than 30 inches, and so on.
How many years had at least 50 inches of total annual precipitation?
The histogram summarizes the distribution of the total annual precipitation, in inches, for the city of Seattle for 68 years. The first bar shows the number of years with total annual precipitation of at least 20 inches but less than 25 inches, the second bar shows the number of years with total annual precipitation of at least 25 inches but less than 30 inches, and so on.
How many years had at least 50 inches of total annual precipitation?
mathematicsgrand-tests
mathematics
For a study, a botanist grew seedlings in two separate groups. The ratio of the number of seedlings in group A to the number of seedlings in group B is 1 to 2. If a total of 300 seedlings were used in the study, how many were in group B?
For a study, a botanist grew seedlings in two separate groups. The ratio of the number of seedlings in group A to the number of seedlings in group B is 1 to 2. If a total of 300 seedlings were used in the study, how many were in group B?
mathematicsgrand-tests
