You flip a coin and then roll a fair six-sided die. The coin lands heads-up and the die shows an even number. What’s the probability?

1/4

Step-by-step explanation:

Since the coin lands on one of the two possibilities it is 1/2

Since the die shows an even number ( which is 3 of 6 possibilities) it is also 1/2

You multiply the two probabilities to get 1/4

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

step-by-step explanation:

where is the question is there is a formula or is there not one