05/24/19

is there a formula for adding and subtracting percentages?

Let's say I charge a customer $100.00 for an item. Now I'm going to get someone to help with my invoicing but this will cost me 10% of each invoice. So now I will only net $90.00 on my $100.00... more

05/15/19

Assume that there are 8 males and 7 females. What is the probability that 2 females are selected? What is the probability that 2 males are selected?

Assume that there are 8 males and 7 females. What is the probability that 2 females are selected? What is the probability that 2 males are selected

05/15/19

Assume that you select 4 coins at random from 7 coins: 5 dimes and 2 quarters. What is the probability that all of the coins selected are dimes? Enter your answer as a fraction

Assume that you select 4 coins at random from 7 coins: 5 dimes and 2 quarters.What is the probability that all of the coins selected are dimes? Enter your answer as a fraction

It’s about pre-algebra

Rocco wants to use the rest of his money in his savings account to buy a set of golf irons that has an original price of $350. Does Rocco have enough money to buy the golf irons? Explain.

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