At a zoo, an asian elephant eats about 3 tons and eats about 300 pounds of food a day. what percentage of its body weight does the elephant eat each day ?

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.