Answer: We can get all of the answers by looking at the parts of the graph.
1) The height of the board is about 10, that is all the way at the left.
2) The maximum height is 10.8 at the vertex of the graph.
3) The time at the vertex is 0.4 seconds.
4) The diver enters the water after 1.9 seconds, it is at the bottom right.
= 
Step 1: Cancel 4/6 and change to 2/3.

Step 2: Adjust Fractions based on the LCM.
The LCM of 3 , 9 : 9


Step 3: Subtract the numbers : - 6 -7 = -13

Answer:
do we have to simplify it ??
Answer: C. 18 2/3cm
Explanation:
Area of rectangle = length x width
After you set up the fractions:
96/30 x 175/30
= 16800/900
= 18.666e
= 18 2/3