Functions and Relationships

2 points for equation and 1 point for the right answer
1). (2 points) A 40 foot board is cut into 3 pieces. Two pieces are the same length, and the third piece is twice as long. How long is each of the short pieces?




Equation:__________________Answer: ______

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2). (3 points) A watermelon costs 3 times as much as a grapefruit. Together they cost $1.20. How much is the grapefruit?


Equation:____________________________ Answer:________


3). (3 points) Karen has $25 more than Lacey. Megan has $10 more than Lacey. Together Karenand Megan have $65. How much does Lacey have?


Equation:____________________________ Answer:________


4). (3 points) Jeremy has 2 more nickels than dimes, and twice as many pennies as dimes. He has 26 coins in all. How many dimes does he have?


Equation:____________________________ Answer:________


5). (3 points) Michael is twice as old as Lara. Sarah is 4 years older than Lara. Together Michael, Lara, and Sarah's ages add up to 44. How old is Lara?


Equation:____________________________ Answer:________