PSLE Olivia bought some mix grain flour and some glutinous rice flour. She used an equal amount of mix grain flour and glutinous rice flour. She had
23 of the mix grain flour and
79 of the glutinous rice flour left. What fraction of the flour which Olivia used?
Mix grain flour |
Glutinous rice flour |
Total |
3x2 |
9 |
|
Used |
Left |
Used |
Left |
|
1x2 |
2x2 |
2 |
7 |
|
2 u |
4 u |
2 u |
7 u |
15 u |
The quantity of mix grain flour and glutinous rice flour used is the same. Make these 2 quantities the same. LCM of 1 and 2 is 2.
Fraction of the flour bought that was used
=
2 + 26 + 9 =
415Answer(s):
415