Mathematics for IGCSE & O level - Ratio And Proportion (Section 4 - No. 49)
If the ratio of x:y is 5:3, which statements are true?
x is greater than y.
y is greater than x.
x = (5/3)y
y = (3/8)(x+y)
설명
x is greater than y since the ratio is 5:3; hence x= 5/3 * y, and y =3/8 (x+y).