Probability
What is the probability of flipping a coin and getting heads?
Pr(heads) = 1/2
What is 50% of 100?
50% of 100 is 50.
What is ½ as a decimal?
0.5
What is 7 + 5?
7 + 5 is 12.
How many sides does a hexagon have?
A hexagon has 6 sides.
A spinner has 4 equal sections: red, blue, green, and yellow. What’s the chance of landing on blue?
Pr(Blue) = 1/4
Convert 25% to a fraction.
25% is ¼.
Convert 0.25 to a fraction.
1/4
What is 15 − 8?
15 − 8 is 7.
What is the rarest M&M color?
Brown
You roll a standard six-sided die. What is the probability of rolling a number greater than 4?
The probability is 2 out of 6, or ⅓, since only 5 and 6 are greater than 4.
What is 20% of 150?
20% of 150 is 30.
Which is bigger: ⅔ or ¾?
3/4
What is 36 ÷ 6?
36 ÷ 6 is 6.
What do we call a word that has the same meaning as another word?
A word with the same meaning is a synonym.
Jasmine flipped a coin 10 times and got 7 heads and 3 tails. What is the theoretical probability of getting heads when flipping a coin?
The theoretical probability of getting heads is ½ or 50%.
There are 4 apples and 6 bananas. What is the ratio of apples to bananas?
The ratio is 4:6, which simplifies to 2:3.
What is ⅖ + ⅕?
⅖ + ⅕ = 3/5.
Sarah has 4 boxes of pencils. Each box has 12 pencils. How many pencils does she have in total?
Sarah has 48 pencils.
If I have three dozen eggs, how many eggs do I have?
You have 36 eggs.
You pick a card from a deck of 4 cards (numbered 1 to 4), put it back, and pick again. What is the probability of getting a 2 both times?
The probability of getting a 2 both times is 1/16, since ¼ × ¼ = 1/16.
A jacket is $80. It’s on sale for 25% off. What is the sale price?
The sale price is $60. (25% of 80 is 20, and 80 – 20 = 60)
A rope is 2.5 metres long. You cut off 1.75 metres. How much is left?
0.75 metres are left.
You have $300. You buy a video game for $58 and headphones for $122. How much money do you have left?
You have $120 left. (300 − 58 − 122 = 120)
Which Australian artist became world-famous in 2019 for the hit song “Dance Monkey”?
Tones & I