The expression 900x2.25^t gives the price performance, in bits per second per dollar, of wireless devices from a certain company as a function of years since the company began.

Type the correct answer in the box. use numerals instead of words. if necessary use / for the fraction bar.

Ahousekeeper mixed 5 gallons of blue paint with every 9 gallon of yellow paint in order to make a green paint which ratio of gallon of blue paint to gallon of yellow paint will make the same shade of green paint

Astudy of 80 english composition professors showed that they spent, on average, 14.6 minutes correcting a student's term paper. construct and interpret a 90% confidence interval of the mean time for all composition papers. assume that the population standard deviation is 2.9 minutes. round to 1 decimal.