Solve the quadratic equation

Somone me i want to know what 18 hours out of 24 hours in a fraction

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?

In a column proof the right column states your reasons