If ABC and DEF are two 3-digit numbers such that A, B, C, D, E, and F are distinct non-zero digits and ABC + DEF = 1111, then what is the value of A + B + C + D + E + F?

What is the remainder when (120)188 is divided by 7?

What is the unit digit of the product of all even numbers between 1 and 11?

When a number is divided by 136, it leaves a remainder of 36. If the same number is divided by 17, what will be the remainder?