If a certain canon is fired from a height of 8.9 m above the ground, at a certain angle, the height of the Campbell above the ground, age, and meters, at times, tea, and second, is found by the function of age parentheses T equals -4.9 T squared +27.52+8.9. Find the time it takes for the cannonball to strike the ground

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?