Problem-Solving Strategies

TEKS 5.14c,
Obj 11,12 & 13

Post Test

1. While on vacation, the Ramirez family sent 10 postcards. The 2 children sent 4 postcards each. If they have 3 post cards left, how many postcards did they start with?
A. Look for a pattern
B. Work backwards
C. Draw a picture
D. Make a table

2. Susan made \$2.80 at her lemonade stand. She has 18 coins. What combination of coins does she have?
A. Work a simpler problem
B. Make a table
C. Look for a pattern
D. Systematic guessing and checking

3. The Coffee Hut sold 5 small cups of coffee at \$.75 each, 7 medium cups of coffee at \$1.25 each, and 12 large cups of coffee at \$1.50 each. What were the total sales of The Coffee Hut?
A. Make a table
B. Work backwards
C. Draw a picture
D. Look for a pattern

4. A sewing project calls for 2 pieces of material. The long piece is 7 times as long as the short piece. The short piece is 2 in. long. How long are the two strips when placed end to end?
A. Work backwards
B. Make a table
C. Work a simpler problem
D. Draw a picture

5. The Lewis family rented a moving truck. The total cost for the rental was \$345.00, including \$45.00 for insurance and \$17.00 for taxes. They had to pay \$.10 a mile for every mile they drove the truck. How many miles did they drive?
A. Make a table
B. Draw a picture
C. Work backwards
D. Look for a pattern

6. Mrs. Lamp is sewing a quilt for her bed. She alternated the blocks in her quilt. One row in her quilt consists of 2 red blocks, 1 blue block, 2 yellow blocks, 1 green block, 2 orange blocks, 1 purple block. She started the second row and only made it to 1 yellow block. What color will come next in her quilt?
A. Make a table
B. Look for a pattern
C. Work backwards
D. Solve a simpler problem

7. Chris decided to use his birthday money to buy some candy at The Sweet Shop. He bought 7 pieces of bubble gum for \$.35 each, 3 candy bars for \$1.25 each, and 2 bags of jellybeans for \$3.35 each. How much money did Chris spend at The Sweet Shop?
A. Draw a picture
B. Make a table
C. Work backwards
D. Look for a pattern

8. Judy is 5 years old; Trudy is 3 years younger. How old will Judy be when she is three times as old as Trudy?
A. Work a simpler problem
B. Draw a picture
C. Work backwards
D. Systematic guessing and checking

9. William is painting a design on a rug. He had time to paint a star, moon, sun, sun, moon, star, and moon before he had to quit. What shape will William paint next to finish the design?
A. Work backwards
B. Work a simpler problem
C. Look for a pattern
D. Make a table

10. Taylor has pictures of her birthday party that are 3 in. wide and 5 in long. She wants to put them into a photo album that is 12 in. wide by 12 in. long. How many pictures can she fit on a page?
A. Draw a picture
B. Work backwards
C. Make a table
D. Look for a pattern