PSLE Raeann has a number of files in three colours: orange, brown and yellow.
16 of the files are orange. The number of orange files is four times the number of brown files. What fraction of the files is yellow?
Orange |
Brown |
Yellow |
Total |
1x4 |
5x4 |
6x4 |
4x1 |
1x1 |
|
|
4 u |
1 u |
19 u |
24 u |
Number of orange files is the repeated identity.
Make the number of orange files the same.
LCM of 1 and 4 = 4
Number of yellow files
= 24 u - 4 u - 1 u
= 19 u
Fraction of the files that is yellow
=
1924 Answer(s):
1924