Patel bought a model from a catalog. the price of the kit is $124.95. the states sales tax of 7% was added, and then a $10 charge for shipping was added after the sales tax. part a)what was the total amount patel paid, including tax and shipping cost? part b)patel received an allowed of $15 per week. how many weeks will it take him to purchase the kit? ((ps. i mostly just need the answer for partb))