Proportion bingo

Exercise and reference answers

Clues and terms

1. Clue

   Ratio stays constant.

   Item

   Direct

2. Clue

   Product stays constant.

   Item

   Inverse

3. Clue

   Comparison of two quantities.

   Item

   Ratio

4. Clue

   1 cm for 8 km.

   Item

   Map scale

5. Clue

   Find one, then many.

   Item

   Unitary

6. Clue

   Double one, halve the other.

   Item

   Speed time

7. Clue

   Grows with the pole's height.

   Item

   Shadow

8. Clue

   More of them, less time.

   Item

   Workers

9. Clue

   Ages of child and mother.

   Item

   Neither

Instructions

Read each clue and tap the term it describes.

Explanation