Complete the table. Adults Children 1 15 2 30 3 ? 4 ?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?