Calculating with ratio
1 Letisha is making a necklace using blue and yellow beads in a ratio of 2:3.
She has 14 blue beads. How many yellow beads will she need? The ratio 2:3 can be represented in a bar model.
14
The two blue parts represent 14.
7
7
7
7
7
14
Each part represents 7. There are 3 yellow parts. 7 × 3 = 21 She will need 21 yellow beads.
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28/04/2022 12:13
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