Answer:
104 units
Step-by-step explanation:
Given
Shape: Rhombus


Required
Determine the perimeter
The given parameter are the diagonals of the rhombus.
The perimeter (from diagonals) is calculated as thus:

Substitute values for JL and KM





<em>Hence, the perimeter is 104 units</em>
His average rate is 120 meters per minute.
105 divided by 6 equals 17. 5
She should buy 18 packages
121.50 divided by 9 is 13.50. 13.50 times 5 equals 67.50