Plz help m

y varies directly with x. If y = 15 when x = -18, find y when x = 1.6.

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract