7 over 10
The probability of not picking a pink marble is the same as picking a marble that is not pink. Therefore, the complement of not picking a pink marble is picking a pink marble, which has a probability of 9 out of 30, or 9/30, which simplifies to 3/10 or 7/10 when expressed as a decimal.
Emma has a bag of marbles. There are 9 pink, 5 red, 8 green, 2 blue, and 6 white marbles in the bag. Calculate the complement of not picking a pink marble.(1 point)
Responses
710
Start Fraction 7 over 10 End Fraction
37
Start Fraction 3 over 7 End Fraction
1
1
310
1 answer
1 answer