PSLE Risa bought some glutinous rice flour and some plain flour. She used an equal amount of glutinous rice flour and plain flour. She had
45 of the glutinous rice flour and
57 of the plain flour left. What fraction of the flour which Risa used?
Glutinous rice flour |
Plain flour |
Total |
5x2 |
7 |
|
Used |
Left |
Used |
Left |
|
1x2 |
4x2 |
2 |
5 |
|
2 u |
8 u |
2 u |
5 u |
17 u |
The quantity of glutinous rice flour and plain 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 + 210 + 7 =
417Answer(s):
417