- Ratios Troy and David were selling water bottles to raise money for new football uniforms. Troy sold 9 water bottles for every 5 water bottles David sold. Togethe they sold 280 water bottles. a) Draw a bar model to represent the situation.

1. \( \sqrt{32} \)

2. A cat owner gets a vitamin prescription from his veter- inarian that lists the dosage as 2.5 mL twice a day. The bottle contains 200 cc . How many days will the bottle last?

Aisha went shopping for a new video game because of a sale. The store was offering a \( 5 \% \) discount. If the price on the tag was \( \$ 27 \), what would be the price after the discount but before tax, to the nearest dollar and cent? Answer Attempt 1 out of 4

Your neighbors are purchasing bottles of water for a backyard barbecue. They are expecting 90 guests and want to provide an average of 2 bottles of water per guest. The bottles of water are sold in packages of eighteen. Set up the problem below and calculate the number of eighteen-packs of bottles of water they will need. Place your conversion factors in order such that "guests" cancels first. 90 guests \( \times \) packages

d) \( \left(\frac{2}{3} \div \frac{8}{9}\right) \div \frac{5}{3} \)