find two consecutive odd numbers such as the sum of the larger number and twice the smaller number is 27 less than 4 times the smaller number

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

The volume of a cube is 8 in to the 3rd power. how long is each side?

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?