Adolphin jumps 54 times in a 6 hour
period. at this rate, how many jumps would be
expected in a 2 hour period?

18  jumps would be  expected in a 2 hour period.        

Step-by-step explanation:

Given : A dolphin jumps 54 times in a 6 hour  period.

To find : At this rate, how many jumps would be  expected in a 2 hour period?

Solution :

Applying unitary method,

In 6 hour period Dolphin jumps 54 times.

In 1 hour period Dolphin jumps times.

In 1 hour period Dolphin jumps 9 times.

In 2 hour period Dolphin jumps times.

In 2 hour period Dolphin jumps 18 times.

Therefore, 18  jumps would be  expected in a 2 hour period.

step-by-step explanation:

a rhombus is a parallelogram enjoying his symmetry.

3

step-by-step explanation: