PSLE Mary bought some ragi flour and some cake flour. She used an equal amount of ragi flour and cake flour. She had
56 of the ragi flour and
57 of the cake flour left. What fraction of the flour which Mary used?
Ragi flour |
Cake flour |
Total |
6x2 |
7 |
|
Used |
Left |
Used |
Left |
|
1x2 |
5x2 |
2 |
5 |
|
2 u |
10 u |
2 u |
5 u |
19 u |
The quantity of ragi 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 + 212 + 7 =
419Answer(s):
419