16. Find the sum of the next two terms of the sequence
17. ABC is an equilateral triangle with an area of 132 square units. X, Y and Z are midpoints of AB, BC and AC, respectively. Find the area of the shaded.
18. A water tank is 4/5 full of water. If 21 gallons of water were removed from the container, it would be 1/3 full. How many gallons of water can the water tank hold?
19. Today is August 25, 2020, Tuesday. Which day of the week was August 15, 1994?
20. It takes 5 hours for pump A to fill a tank of water. Pump B will take 6 hours to fill the same tank with water. We want to use 3 pumps, A, B and C to fill the tank in 2 hours. How long would it take pump C to fill the tank alone?