a medical clerk noticed that 7635 patients were admitted to the hospital in a one-year period. 4/15 of them had heart or lung diseases. how many patients with heart or lung diseases were admitted to the hospital during the year?

i think the answer is b

isaiah walks 3 miles due north, turns and then 5 miles due east. how far is he from his starting point?

a^2 + b^2 = c^2

let c = distance from starting point.

(3)^2 + (5)^2 = c^2

9 + 25 = c^2

34 = c^2

sqrt{34} = sqrt{c^2}

sqrt{34} = c

slope intercept form is y = mx + b