So 45% of 35 is 16.2 so subtract 16.2 from 36 and you get A 19.2
I think the spent about an hour and 15 min on running and 45 min on jogging
To find the original amount, you divide the product by the percentage.
112.79 / 0.15 ≈ 751.933 (the 3's repeat infinitely).
To check your answer, multiply 751.933 by 0.15.
751.933 * 0.15 = 112.78995 ≈ 112.79