i need help with these,

Thinking: [ /10] 4. The mass of 55 high school football team players is normally distributed with a mean of 108.3 kg and a standard deviation of 6.5 kg. a)What is the 85th percentile? [2 marks] b)Michael's weight is 110 Kg, what percentile is this? [1 marks] cjJack tells you that only 1.88% of his teammates are taller than him. What is his height?[2 marks] d)How many football players do you expect to have a mass between 110 and 120 kg? [3 marks] 5. The probability PYX