What is the last digit (that is the units digit) of 2 to the power of 10^6? What number between 121 and 149 is exactly divisible by both 3 and 5? (Show the MATLAB code used.) A standard clock is set correctly at 1: 00 PM. If it loses 3 minutes every hour, what will the clock show when the correct time is 10: 00 AM the next day? (Show the MATLAB code used.) The six-digit number 63X90Y is an even multiple of 27. What digits do X and Y represent? (Show the MATLAB code used.)