Yes, you are correct. Multiplying 3 by 1 equals 3 and multiplying 5 by 2 equals 10.

Actually, I think there might be a mistake in your calculation. When you multiply 3 by 1, the result is 3, and when you multiply 5 by 2, the result is 10. So the correct answer should be 3 + 10, which equals 13.