D. Solve the following problems applying Polya’s Four-Step Problem-Solving strategy.
1. In an apartment complex, there are 5 windows in each apartment, and 9 apartments in each floor.
How many windows are there on 8 floors?
2. A bus route is 8 kilometers long. The bus does the route 6 times each day. How many miles will the
bus drive in 6 days?
3. How many posts does it take to support a straight fence 200 meters long if a post is placed every 20
meters?
4. How many posts does it take to support a fence around a square field measuring 200 meters on a side
if posts are placed every 20 meters?
5. Chamy and Kleah went to an amusement park. They bought the same number of ride tickets, but
Kleah bought them in packs of 16 , and Chamy bought them in packs of 3. What is the smallest
possible number of tickets they each bought?
6. The Andrews Company would like to donate 20 computers and 15 printers to local schools. The
Company would like to make sure that each school receives the same sets of computers and printers,
with none left over. What is the greatest number of schools that the Andrews Company can donate?
7. Suppose that twenty-five students signed up for classes during an orientation session. If exactly
twenty of them signed up for Chemistry and exactly sixteen of them signed up for English, how many
of them signed up for both Chemistry and English?
8. If six people greet each other at a meeting by shaking hands with one another, how many
handshakes take place?
9. Marco and Enzo both work a night shift. Marco has every sixth night off and Enzo has every fifth
night off. If they have both tonight off, how many nights will it be before they are both off at the same
time?
10. Honey’s Store has a number of bikes and tricycles for sale. There are exactly 60 wheels all together.
Determine how many bikes there are and how many tricycles there are.