Answer:
720
Step-by-step explanation:
you see, 3 x 2 x 1 = 6 possible ways of arranging the three people . Therefore in that set of 720 possibilities, each unique combination of three people is represented 6 times. So we just divide by 6.
Answer:
39/40
Step-by-step explanation:
Since 39 out of 40 marbles are green, the probability of randomly choosing green is 39/40.
However, the probability becomes 100% when you look into the bag and choose a green marble. (Unless you are blind or unable to distinguish blue from green, in which case the probability remains 39/40.)
Answer:
Answer is 4.732
Step-by-step explanation:
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When you're in debt, and you go further in debt <em>For example, say you got a new charger the other day, and your parents bough it but you need to pay them back, so they owe you $15. Then, your headphones break and they buy you a new pair for $30. You're already $15 in debt from them, and you owe them $30 more, so -15 - 30 = -45.</em>