There are red and blue balls in a bag. the number of blue balls is 27 and the red balls are 4/7 of all balls. what is the total number of balls in the bag?

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

Patty made a name tag in the shape of a parallelogram. reilly made a rectangular name tag with the same base and height. explain how the areas of the name tags compare.