Answer:40%
Step-by-step explanation:
30 divided by 2/5 = 12 2/5 is also equivalent to 40/100
The discount would be 20% of 62.50
0.2(62.5) = 12.50 <== ur discount
Answer:
15
Step-by-step explanation:
y/x=constant
20/4=y/3
y=5*3
y=15
Answer:
B
Step-by-step explanation:
Well first exponiantial growth, always increases. so
The first one goes
which we can see that doesn't apply
The second one goes

the third one goes

the fourth one goes

so the only options are the second one and the fourth one, but when the exponent is negative the function should decrease so the answer is B