On average the number of electronic keyboards sold in california each year is equivalent to seven times the average number sold yearly in wyoming. if, on average,
there are 98,749 electronic keyboards sold each year in california, how many are sold in wyoming?
keypad

P= $1400,300 r = 7 1/2% t = 4 what is i ? $4.29 $429.00 $4290.00

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?