Proportions
Jenny's cookie recipe calls for 3 eggs and makes 24 cookies. Jenny will increase the ingredients to 5 eggs. How many cookies will she make?
What is 40 cookies?
If f(x) = (5x + 3)2, then f(1) = ?
What is 64?
To solve xa * xb
What is add the exponents?
The value of the expression log4(64) is...
What is 3?
There a 16 marbles in a bag. 3 are red, 7 are blue, and 6 are yellow. The probability of randomly selecting a yellow marble is...
What is 6/16 or 3/8?
If 30 miles an hour is equivalent to 44 miles per second, how many miles per second is 50 miles per hour?
What is 73.33 ?
If f(x) = (2x + 5)2, then f(-3) = ?
What is 1?
(32x2y3)/(4xy7)
What is (8x)/y4 ?
In log4(x) = 2, x equals...
What is 16?
The numbers 1 through 15 were each written on individual pieces of paper, 1 number per piece. Then the 15 pieces of paper were put in a jar. One piece of paper will be drawn from the jar at random. The probability of drawing a piece of paper with a number less than 9 written on it is...
What is 8/15?
Stefani drew a circle graph showing each of her classes. If she takes 4 Core Classes, 1 Elective, and 1 PE Class, what is the central angle measurement for the Core Classes?
What is 2400?
If f(x) = 3x + 5 and g(x) = 2x - 7, then (f +g)(2) = ?
What is 8?
Solve (4x2y5)3
What is 64x6y15 ?
In log(x) = 3, x equals...
What is 1000?
One day will be randomly selected from the 7 days in a week. Then 1 month will be randomly selected from the 12 months in a year. The probability that the selected day will be Tuesday and the selected month will be January is...
What is 1/84 ?
The sides of one triangle are 12 inches, 14 inches, and 15 inches long, respectively. In a second triangle, similar to the first, the shortest side is 8 inches, what is the length of the longest side of the triangle in inches?
What is 10 inches?
If f(x) = 2x + 5 and g(x) = x + 7, then (f (g(x))(1) = ?
What is 21?
(3x2)(6x8)
What is 18x10 ?
In the expression ln(e7) = x, the value of x is...
What is 7?
Sets A, B, and C are defined below.
A = {1, 2, 3, 4, 5, 6}
B = {2, 4, 6}
C = {1, 2}
A number will be randomly selected from set A. The probability that the selected number will be an element of set B and an element of set C is...
What is 1/6? (Only the number 2 is in both B and C.)
Right triangles ACE and BDE are similar. The legs on triangle BDE are 3 cm and 4 cm. The hypotenuse of ACE is 20 cm. What is the length of the shortest leg?
What is 12 cm?
If f(x) = 3x + 5 and g(x) = 2x - 7, then (f (g(x))(-3) = ?
What is -34?
(2x + 1)0
What is 1?
The value of the expression (log6(36))(log5(125)) is...
What is 6?
A package of candy contains pieces each of which is 1 of 6 possible colors: brown, red, green, yellow, orange, and blue. In each package, 1/3 of the pieces are brown and the remaining pieces have an even distribution of the other 5 colors. The probability that a piece drawn randomly from the package is red is...
What is 2/15? (Explanation: 2/3 of the package is not brown. 1 red out of the remaining 5 colors is 1/5 of 2/3. "of" in math means multiply. 1/5 x 2/3 = 2/15)