John weighs 220 pounds when he starts exercising. He manages to lose 10% of his body weight. He then gains back 2 pounds. How much does he weigh at the end?
Please answer the following question by reasoning step-by-step.
200
He lost 220 *.

1 = 22 pounds.

So after gaining some weight back he was 22 - 2 = 20 pounds lighter than before.

So his weight is 220 - 20 = 200 pounds.

.

Thus, the answer is 200