He rowed 10 miles in total. YOU'RE WELCOME :D
For a sum of a number t and 23
t plus 23
I would think the answer is -16
but that's is what i think
Probably 2561 but since area equal r^2 I thought it would be 3217
Letter D because you need to multiply all the letters of the alfabet (36) and multiply 36 by 1000 and then divide the answer by 100 and you get the letter D