PSLE Sarah bought some bread and some glutinous rice flour. She used an equal amount of bread and glutinous rice flour. She had
45 of the bread and
79 of the glutinous rice flour left. What fraction of the flour which Sarah used?
Bread |
Glutinous rice flour |
Total |
5x2 |
9 |
|
Used |
Left |
Used |
Left |
|
1x2 |
4x2 |
2 |
7 |
|
2 u |
8 u |
2 u |
7 u |
19 u |
The quantity of bread 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 + 210 + 9 =
419Answer(s):
419