Answer:
19
Step-by-step explanation:
4 dozens = 4 × 12 = 48
48 pen = 576
x pen = 228
48 = 576
x = 228
x = (228 × 48)/576
x = 10,944/576
x = 19
Answer:
a) {(3,3),(3,4),(4,5),(4,6)}
Step-by-step explanation:
Given
(a) to (d)
Required
Which is not a function
A relation is represented as:

For the relation t be a relation, then:
where 
This means that none of the x values must be related.
The first relation has 3 repeated as its value of . Hence, (a) is a relation
Answer:
0.32 ounces of chocolate per mold
Step-by-step explanation:
Answer: $22.80/hour
Step-by-step explanation: 364.80 : 16 = 22.80