Mrs.smith divided one square mile of land to her 3 children,amy,brianna ,and chad.
1 mile is divided among each children . so the fraction of land each one get is 
Amy's land =
Brianna's land =
Chad's land =
Amy decided to divide her portion of the land equally between her 2 children.
We know Amys land = 1/3
1/3 is divided among two children so we divide the fraction by 2
= 
= 
fraction of mrs. smith's land one of amy's children own.
Chad divided his land equally among his 6 children
We know Amys land = 1/3
1/3 is divided among 6 children so we divide the fraction by 6
= 
= 
fraction of mrs. smith's land one of Chad's children own.
Answer:
$2500 is invested at 5%
Step-by-step explanation:
$5000 is invested at 3% interest
= $5000 x 0.03 = $150
The two investments is $275 after one year: so $275 - $150 = $125
The second investment is $125 at 5%
So $125 / 0.05 = $2500
Answer: $2500 is invested at 5%
Answer:
a) 
b) independent variable: x - number of DVDs rented
dependent variable: y - the monthly cost of rent of x DVDs
c) $26
Step-by-step explanation:
<u>Question:</u>
Your DVD membership costs $16 per month for 10 DVD rentals. Each additional DVD rental is $2.
a. Write an equation in two variables that represents the monthly cost of your DVD rentals.
b. Identify the independent and dependent variables.
c. How much does it cost to rent 15 DVDs in one month?
<u>Solution:</u>
Let x be the number of DVDs rented, and y be the monthly cost of rent of x DVDs.
a) For the first 10 DVDs you should pay $16 and for the next (x - 10) DVDs you have to pay additional $2 per DVD.
Then the total cost is
b) Independent variable is x, dependent variable is y (the cost depends on number of DVDs rented).
c) If x = 15, then
It will cost $26 to rent 15 DVDs.
The median 13 its in the middle
