SOLUTION: 1. (3 points) Sam needs to get carpet for two rooms of his house. Estimate the number of square feet (square footage) in the two rooms if one room measures 10 � feet by 9 � feet; a

Question 182630This question is from textbook survey of mathematics with applications
: 1. (3 points) Sam needs to get carpet for two rooms of his house. Estimate the number of square feet (square footage) in the two rooms if one room measures 10 � feet by 9 � feet; and the other room measures 19� feet by 18 � feet.

2. (3 points) Sandra drove for 234.8 miles and used 12.6 gallons of gas. Estimate the number of miles Sandra�s car gets per gallon.

3. (4 points) Melissa wants to have concrete driveway in front of her house. The driveway will measure 62 1/3 feet long and 19 feet wide; and will be 2/3 foot thick. How many cubic yards of cement will be needed for the driveway? Round your answer to the nearest cubic yard. [1 cubic yd = 27 cubic feet]

4. (3 points) Use inductive reasoning to determine the next three numbers in the pattern: 3, 12, 26, 45, �..

5. (2 points) Find a counterexample to show that the following statement is incorrect:
�The sum of any two odd numbers is divisible by 4�

6. (4 points) An operator assisted call to another country costs $5.84 for 10 minutes. The same call dialed directly costs $0.39 for the first minute and $0.25 for each additional minute. How much money is saved on a 10 minute call by dialing directly?

7. (4 points) Explain what a conjecture is. Which type of reasoning is used to arrive at a conjecture? Which type of reasoning is used to prove a conjecture? Provide an example.

8. (5 points) Complete the magic square below

9. (4 points) Sam found a number of nickels, dimes, and quarters in his room. He found three more dimes than nickels but twice as many quarters as dimes. The total value of the coins was $5.05. how many coins of each type did Sam find?

This question is from textbook survey of mathematics with applications

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

So is this a joke, or do you seriously expect someone to do your entire homework assignment for you? Not going to happen, Sparky. Particularly since you show no indication whatsoever of having done any work on it yourself.

John

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