PLEASE HELP!! QUIZ IS DUE SOON! AND THIS DOESNT MAKE ANY SENSE TO ME! ILL GIVE BRAINLEST TO THE RIGHT PERSON!

What is 32+4 x (16 x 1/2) -2 show your work}

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

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000