PSLE Ivory bought some refined flour and some cake flour. She used an equal amount of refined flour and cake flour. She had
45 of the refined flour and
79 of the cake flour left. What fraction of the flour which Ivory used?
Refined flour |
Cake 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 refined flour and cake 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