8% is Rs 640 find the quantity step by step

Write an explicit formula that represents the sequence defined by the following recursive formula:

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

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?