In this lesson, we will investigate a money problem involving coins of unknown value being placed into 3 bags. Using truth statements as clues, we will model how to determine what the value of the coins are, and how many are in each bag.
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Tim buys some ribbons. Green measure 80 cm, blue measure 1.4 m and red measure 90 cm. He buys one of each colour. What is the total length of the ribbons bought?
171.4 m
184 cm
Correct answer: 3.1 m
3.1 m
Q2.
Tim buys some ribbons. Green measure 80 cm, blue measure 1.4 m and red measure 90 cm. He buys one green, two blue and three red. What is the total length of the ribbons bought?
171.4 cm
3.1 m
Correct answer: 6.3 m
6.3 m
Q3.
Tim buys some ribbons. Green measure 80 cm, blue measure 1.4 m and red measure 90 cm. He buys four ribbons. The total length is 4 m. Which ribbons did he buy?