Acommuter has $245 in his savings account this account changes by -$15 each week he buys a ticket. in one time period, the account changed by -$240.for hot many weeks did the commuter buy tickets?

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?

Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer

Mr. roseanne will buy 12 1/2 pounds beef for for a cookout. the price for the first 3 pounds of beef is $4.99 per pound. after that, the price is $4.49 per pound. how much will mr.roshan pay for the beef