8.19 Reading practice - Read this puzzle and answer the questions to find the answer

The King and the dishonest baker.

In a town there were ten bakers. The King heard that one of the bakers was dishonest. His rolls were lighter than the others. He made each of his rolls 90 grams instead of 100 grams. The King wanted to find the dishonest baker, so he ordered each baker to make ten rolls. The King was very clever, he took a certain number of rolls from each of the bakers, weighed the rolls together, just once, and found that the total weight was 5400 grams. After this he knew which baker was dishonest.

How did he do it? Who was the dishonest baker?

1. How many bakers were there?

2. How many of them were dishonest?

3. How much lighter was each of the dishonest bakers rolls?

4. Did the King find the dishonest baker by

a) looking each baker in the eye?

b) weighing the rolls?

c) by asking the town people?

5. How many times did he weigh the rolls

6. Did he take the rolls to weigh from

a) one baker?

b) some of the bakers?

c) all of them?

7. If he had taken all ten rolls from each of the bakers and put them together on the scales, what would the total weight have been?

8. Would this information tell him which baker was dishonest?

9. If he took one roll from the first baker, 2 rolls from the second baker, 3 rolls from the third baker etc. how many rolls would he take altogether?

10. If everybody was honest, what would the total weight be?

11. How much did the rolls actually weigh?

12. How many of the rolls were made by the dishonest baker?

13. Which was the dishonest baker?

Takaisin