Answer:
11. Rob
12. Danny
Explanation:
11.
Rob=14/5= 2.8 * 2.8 is closest to 3
Sam=2.6
Tom=2 1/8= 2.125
12.
Darcy= the square root of 78 is 8.831 (rounded)
Danny= 17/2= 8.5 *8.5 is lower that 8.8 which means that Danny is closer to the surface of the water.