Anyone know please answer

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?