16. How many cubes are in the figure below?
17. The supplement of an angle is 6 more than seven times its complement. Determine the angle.
18. What is the area of a rhombus whose diagonals are 15 cm and 23 cm?
19. A committee of 3 people is to be formed randomly from a group of 5 women and 4 men. Find the probability that the committee has 2 women and 1 man?
20. The sum of a number and its reciprocal is 164/18 . Determine the number.