The exit to garrett's house is after exit 51 but before exit 62. the number on the exit sing is not a prime nunber. the number is a multiple of 3 and a multiple of 4. what is the number on the exit sing to garret's house? explain how you found the answer.

52
- is prime? No
- is multiple of 3? No
continue

53
- is prime? Yes
continue

54
- is prime? No
- is multiple of 3? Yes
- is multiple of 4? No
continue

55
- is prime? No
- is multiple of 3? No
continue

56
- is prime? No
- is multiple of 3? No
continue

57
- is prime? No
- is multiple of 3? Yes
- is multiple of 4? No
continue

58
- is prime? No
- is multiple of 3? No
continue

59
- is prime? Yes
continue

60
- is prime? No
- is multiple of 3? Yes
- is multiple of 4? Yes

Therefore 60 is the answer, as it fits all the conditions

Simple trial and error.

The answer to your question is the last one