1. Compare subtracting 10/8 - 4/8 to subtracting 10-4. How are they alike? How
are they different?

How many $20 bills do you need to have to make $280

Can someone me find the original price? the discount is 5% and the sale price is $68.40

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)