To find the cost per serving, we need to divide the total cost by the number of servings:
Cost for 10 servings - Cost for 3 servings = $60 - $18 = $42
Number of additional servings = 10 - 3 = 7
Cost per serving = $42 รท 7 = $6
Therefore, the cost per serving is $6.
The Kims are hosting a catered dinner. The cost for 3 servings is $18. The cost for 10 servings is $60. What is the cost per serving?
1 answer
1 answer