Answer:
Step-by-step explanation:
Answer: proportional
Step-by-step explanation: just took the quiz
Answer:A=1.80
Step-by-step explanation:
Answer:
B y = 7 1/2
Step-by-step explanation:
If y varies directly with x
y = kx
If y = 3 and x = 8
3 = k*8
Divide by 8
3/8 = k
y = 3/8k
Now we want to know y if x=20
y = 3/8 * 20
y = 60/8
Divide top and bottom by 4
y =15/2
y = 7 1/2
you need to use a decimal point .
