Mrs Oliver baked some wafers. She gave
37 of the wafers to her mother and
38 of the remainder to her neighbour. Given that she gave 18 less wafers to her neighbour than her mother. How many wafers did
she bake at first?
| Mother |
Remainder |
Total |
| 3x2 |
4x2 |
7x2 |
| |
Neighbour |
Left |
|
| 6 u |
3 u |
5 u |
14 u |
Number of less wafers that Mrs Oliver gave to her neighbour than her mother
= 6 u - 3 u
= 3 u
3 u = 18
1 u = 18 ÷ 3 = 6
Number of wafers that Mrs Oliver baked at first
= 14 u
= 14 x 6
= 84
Answer(s): 84
