The <em><u>correct answer</u></em> is:
He can buy 3 packs of 10 or 30 single pieces.
Explanation:
He needs 30 pieces. Since they are sold in 10 packs, it would take 30/10 = 3 packs of 10.
Other than this, the pieces are sold as singles. This means he could also buy 30 single pieces.
Answer:
<em>The probability that the button is not white is </em><em>0.583</em>
Step-by-step explanation:
The jar contains 30 red, 40 blue, and 50 white buttons.
In total there are 120 buttons in the jar. So,

Let us assume that, A be the event of picking white buttons, so

So the probability of picking white button is,

Then the event
will be not picking up white buttons, so the probability of not picking up white buttons is,

Answer:
b>5
Step-by-step explanation:
*Subtracted 4 from both sides and then divided both sides by 2*

The residuals are the numbers shown next to each black line. Just total them:
15 + 10 + 11-10 +9 +10 +3-17-12 = 19.
The answer is B. 19
Answer:
33.6
you are welcome :)
Step-by-step explanation: