A cube has the side lengths of 2 cm. If the sides are doubled, what is the volume of the new area?
What is 64 cubic cm?
100
f(x) = 2x^2 + x
What is f(-3)?
What is f(-3) = 15?
100
x/3 = (x+1)/2
Solve for the value of x.
What is x = -3?
100
What is the median of
3, 5, 6, 9 ,11, 12, 12, 15
What is Median = 10?
100
How many different prime numbers are factors of the number 210?
What is 4 {2, 3, 5, 7}?
200
A right triangle has a hypotenuse of 13 inches and one leg of length 5 inches. What is the length of the third side of the triangle?
What is 12 inches?
200
2x + 3 = 4
What is 12x + 18 =?
What is 24? {12x + 18 = 6[2x + 3] = 6 * 4 = 24}
200
Two rectangles are similar in shape. The sides of the larger rectangle are twice as long as the sides of the smaller rectangle. The area of the larger rectangle is 100 square feet.
What is the area of the smaller rectangle?
What is 25 square feet?
200
A jar contains 6 red marbles, 4 green marbles and 10 white marbles. If you pick one marble from the jar at random what is the probability that the marble is NOT green?
What is Prob (not green) = 0.80 (8 out of 10, 80%, etc)?
200
What is the slope of the line 12x - 4y = 20?
What is m = 12/4 = 3?
300
What is the distance between the points A(-2, 5) and B(4, 2)
What is SqRoot(45) or 3*SqRoot(5) or about 6.708?
300
7x + 4y + 24 = 0 is a linear function
What is the y-intercept of this function?
What is y-intercept = -6?
300
Together, Penn and August can wash 4 cars in 3 hours. They work at the same speed. How long would it take Penn to wash 10 cars?
What is 15 hours?
300
A number is selected at random from the first 20 positive integers. What is the probability that the number is an odd prime number?
What is Prob(odd prime) = 7/20? {3, 5, 7, 11, 13, 17,19}
300
Put the following numbers in order from smallest to largest:
2.3, 5/2, 84/40, SqRoot(5),
What is 84/40, SqRoot(5), 2.3, 5/2?
400
The side lengths of a square equal the lengths of the legs of a right isosceles triangle. The area of the square is 36 cm squared. What is the length of the hypotenuse of the right triangle?
What is 6 times the square root(2) {or about 8.485...}?
400
h(x) = (x - 3)^2 + 10
What are the coordinates of the vertex of this graph?
What is (3, 10)?
400
1/x = 2/(x+4)
Solve for the value of x.
What is x = 4?
400
Alice scored a 20, 22, 30 and 20 on her first 4 math tests. What score does she need to get on her 5th test in order to have a mean (average) score of 25 points?
What is 33?
400
Mr. Lazur's car cost 22,000 when he bought it. It depreciates at a rate of 10% every year. How much is the car worth after 3 years?
What is $16,038?
500
6 people are at a meeting. Each person shakes hands with every other person in the room exactly once.
How many handshakes were there?
What is 15 handshakes?
500
f(x) is a function where f(6) = 9.
g(x) = 3*f(x+5) - 7
What is g(1) = ?
What is g(1) = 20?
500
Charlie travels for 3 hours at a rate of 20 miles per hour and then travels for 2 hours at a rate of 30 miles per hour.
What is his average speed, in miles per hour?
What is 24 miles per hour? { 120 miles / 5 hours}
500
A couple (Harry and Jane) plan to have 3 children. There is an equal probability of having a son or a daughter.
What is the probability that they have 3 children of the same gender?
What is 2 out of 8 or 1/4 or 0.25 or 25%?
500
DAILY DOUBLE - You can double your score!!!
What are the solutions (x and y) to the equations:
Y = 3x + 5
2x + Y = 10