What is the common ratio of the geometric sequence whose first term is 5 and third term is 245?

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?