Answer:
1 x 10^2
Step-by-step explanation:
(2 x 10^5) / (2 x 10^3) = 1 x 10^2
90 degrees
187.5 m^3
2 to 5 is 2(2.5)
2.5^2 = 6.25
6.25(30) = 187.5
Complete solution is given in the images attached below for better demonstration