Probability
Maria is flipping a coin and spinning a spinner. The spinner has 4 equal sections labeled A-D. What is the probability the coin will land on heads and the spinner will land on the letter "A"?
1/8 or 0.125, or 12.5%
Sean us 3/4 of a cup of sugar to make a dozen brownies. How many sugar is in each brownie?
1/36 of a cup
You are trying to decide what to wear to school. You know you have a green pair of pants, a red pair, and a blue pair. You also have a brown shirt, a plaid shirt, and a yellow shirt. How many different outfit combinations can you make?
9
What am I? A four-sided, or quadrilateral, geometric figure in which all four sides are of the same length and each of the two pairs of opposite sides are parallel to each other
rhombus
Who am I? A four-sided shape where opposite sides are parallel and equal in length.
paralellogram
The classic wood carousel at Carousel Park in Hampton, VA has 32 jumping horses and 16 standing horses. What is the probability of randomly selecting a jumping horse?
32/48, or 0.67, or 67%
Surprise!
Win 200 points and the other team loses 100 points
What is the number of possible outcomes for spinning one spinner with 8 equal sections and another spinner with 6 equal sections?
48 possible outcomes
Who am I? A four-sided polygon in which the opposite sides are parallel and equal to each other. It is one of the types of quadrilaterals in which all four angles are right angles or equal to 90 degrees.
rectangle
Who am I? A quadrilateral with at least one pair of parallel sides
trapezoid
What is the probability of rolling two odd numbers with two dice?
1/4, 0.25, 25%
Of the students on the track team, 6/8 do jumping events. Of the students who do jumping events, 1/3 do the long jump. What fraction of the students on the track team do the long jump? Simplify.
6/24 = 1/4
Amiya and Keyshawn are candidates for class president of the 7th grade. Ajaye, Chishon, and Laura are candidates for vice president. How many winning combinations are possible?
6
Describe the difference between events that are certain, likely, equally likely, unlikely, or never going to happen.
Certain would be 100% of the time, likely is anything greater than 50% of the time, equally likely is exactly 50% of the time, unlikely is anything less than 50% of the time, and never is anything that has a 0% chance of occuring.
Who am I? A quadrilateral with at least one pair of parallel sides and has two adjacent right angles.
Draw me.
right trapezoid
There are 3 red marbles, 2 green marbles, and 1 yellow marble in a box. One marble is taken out. What is the probability that it is not yellow?
5/6, 0.83,83%
Every day, Owen's orange juice stand uses 5 bags of oranges. How many days will 1/2 of a bag of oranges last?
1/10 of a day
What am I? A regular quadrilateral, which has all the four sides of equal length and all four angles are also equal an 90 degrees.
square
Who am I? A quadrilateral with at least one pair of parallel sides where the two non-parallel sides (legs) are of equal length.
Draw me.
isosceles trapezoid
Jarvonya spins a spinner with 5 equal sections numbered 1-5 and she spins another spinner with 5 equal sections with the letters A-E. What is the probability she will spin a 4 and a B?
1/25 or 0.04, or 4%
At a zoo, 4/6 of the creatures have fur. Of these furry animals, 1/3 of them are lions. What fraction of all creatures are lions? Simplify if you can.
4/18 = 2/9
What is the probability of rolling three 4's in a row on a die?
1/216
Who am I?
A flat shape with 4 straight sides that:
• has two pairs of sides.
• each pair's sides are adjacent (they meet) and equal in length.
Also the angles are equal where the pairs meet.
kite
Who am I? A quadrilateral with at least one pair of parallel sides and neither of the sides nor the angles of the trapezoid are equal.
Draw me.
scalene trapezoid