Answer:
12 hot dogs in 30 minutes
Explanation:
1. Write it as a fraction
1. 2/5
2. Write what we know of the answer as a fraction
1. ?/30
3. For the denominator to get to 30, we must multiply 5 by 6. However, we also have to multiply the numerator by 6.
1. 2*6=12.
4. Therefore, the answer is 12/30, or he will eat 12 hot dogs in half an hour.