The burn of calories is connected to gender, mass and the age. These characteristics are the similar for both individuals, so you have to look for the outcome of the body fat percentage.
Muscles are an active tissue which suggests that at rest they burn calories in a bigger proportion than fat. So, the male with more muscles will likely burn more calories at rest.
The lower the fat percentage the higher the muscle percentage.
To conclude, that the male with 13% of body fat will burn more calories at rest than the male with 29% of body fat.
the mass number or mass number is the sum of the number of protons and the number of neutrons in the nucleus of an atom. It is symbolized by the letter A (the use of this letter comes from the German Atomgewicht, which means atomic weight, although they are different concepts that should not be confused).
Do elapsed time you will figure it out I think 10 mins that would be easy
Cosmologists. They study cosmology