Simple Probability
A jar contains 3 chocolate chip cookies, 4 mint cookies, 3 double chocolate cookies, 5 oatmeal cookies, and 1 peanut butter cookie. One cookie is chosen at random.
Find P(double chocolate).
3/16
0.1875
18.75%
There are 8 green, 10 purple, 6 red, and 16 blue markers in a box. A marker is chosen, replaced, and then another marker is chosen.
Find P(neither is red).
289/400
0.7225
72.25%
Find the area of a square that has a side length of 4.2 meters.
17.64 m^2
Angle 1 and Angle 2 are vertical angles. Angle 2 is 65 degrees. Find the measure of Angle 1.
65 degrees
Find the volume of a rectangular prism that has a length of 12 millimeters, a width of 2 millimeters, and a height of 5 millimeters.
120 mm^3
A jar contains 3 chocolate chip cookies, 4 mint cookies, 3 double chocolate cookies, 5 oatmeal cookies, and 1 peanut butter cookie. One cookie is chosen at random.
Find P(oatmeal or peanut butter).
3/8
0.375
37.5%
There are 8 green, 10 purple, 6 red, and 16 blue markers in a box. A marker is chosen, replaced, and then another marker is chosen.
Find P(green, then purple).
1/20
0.05
5%
Find the area of a triangle that has a base of 9 feet and a height of 4.7 feet.
21.15 ft^2
Angle A and Angle B are complementary angles. Angle A is 63 degrees. Find the measure of Angle B.
27 degrees
Find the volume of a triangular prism that has a base of 12 meters, a base height of 14 meters, and an overall height of 8 meters.
672 m^3
A jar contains 3 chocolate chip cookies, 4 mint cookies, 3 double chocolate cookies, 5 oatmeal cookies, and 1 peanut butter cookie. One cookie is chosen at random.
Find P(not mint).
3/4
0.75
75%
There are 8 green, 10 purple, 6 red, and 16 blue markers in a box. A marker is chosen, replaced, and then another marker is chosen.
Find P(both blue).
4/25
0.16
16%
Find the area of a parallelogram that has a base of 4 centimeters and a height of 2.3 centimeters.
9.2 cm^2
Angle Y and Angle Z are supplementary. Angle Y is 84 degrees. Find the measure of Angle Z.
96 degrees
Find the volume of a cylinder that has a radius of 3 meters and a height of 4.2 meters.
118.692 m^3
A basket is filled with cards, one for each letter of the alphabet and one for each digit 0-9. One card is chosen at random.
Find P(vowel or even number).
5/18
0.27
27.7%
Two standard die are rolled. Find each probability.
Find P(5, then a number greater than 2).
1/9
0.11
11.1%
Find the area of a circle that has a diameter of 26 kilometers.
530.66 km^2
Angle J and Angle K are vertical angles. Angle J is (7x+16) degrees and Angle K is 128 degrees. Find the value of x.
x=16
Find the surface area of a rectangular prism that has a length of 40 centimeters, a width of 3 centimeters, and a height of 13.2 centimeters.
1375.2 cm^2
A basket is filled with cards, one for each letter of the alphabet and one for each digit 0-9. One card is chosen at random.
Find P(letter after N or number).
11/18
0.61
61.1%
Two standard die are rolled. Find each probability.
Find P(both numbers at most 5).
25/36
0.694
69.4%
Find the area of a trapezoid that has a height of 3.8 inches and bases that measure 3 inches and 6.8 inches
18.62
Angle 5 and Angle 6 are supplementary. Angle 5 is (6x + 3) degrees and Angle 6 is (7x - 44) degrees. Find the value of x.
x=17
Find the surface area of a cylinder that has a diameter of 40 feet and a height of 12 feet.
4019.2 ft^2