In a group of 450 students, 250 like oranges 280 like apples and 40 dislike both the fruits
find the number of student who like only one fruit

answer: 0.26

i used the calculator on google

step-by-step explanation:

let pq = qr = rs = x, and xz = y and zu = z.

if the horizontal lines are parallel, then corresponding segments are in proportion:

substitute:

therefore 3 = y = z.

xu = y + z → xu = 3 + 3 = 6