Penelope wants to buy two necklaces, one for his sister and one for herself. the necklace for her sister cost $42.00, and the necklace for herself costs $28.00. the sales tax on the purchases is 8%. find the total cost of peter's purchases, including the sales tax. if necessary, round your answer to the nearest cent. show work!
(a) $64.40
(b) $5.60
(c) $75.60
(d) $70.00

You use math in day-to-day routines when grocery shopping, going to the bank or mall, and while cooking. how do you imagine you will use math in your healthcare career?

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

() at a farm, animals are fed bales of hay and buckets of gain.each bale of hay is in the shape of a rectangular prism.the base side lengths 2 feet and 3 feet,and the height is 5 feet. each bucket of grain is a cylinder with diameter of 3 feet. the height of the bucket is 5 feet as the height of bale. a. which is larger in area, the rectangular base of the bale or the circular base of the bucket? explain how you know b. which is larger in volume, the bale or the bucket? explain how you know