I need hellp on this pls

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.

The relative growth rate for a certain type of fungi is 60% per hour. a small culture has formed and in just 6 hours the count shows to be 20,273 fungi in the culture. what is the initial number of fungi in the culture?