Put the fracrions on a number line: 1/2 1/4 1/5 1/3

The number line is attached.

1. You have the following fractions given in the problem above:

2. You can write them in decimal form by dividing the numerator and the denominator. Keeping this on mind, you have:

3. Now, you can put these positive numbers in the number line, as you can see in the figure attached.

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

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