Before purchasing the beanie, Sarah has $7 + $14 = $<<7+14=21>>21
Before purchasing the scarf, Sarah has $21 + $10 = $<<21+10=31>>31
The total cost of the toy cars is 2 * $11 = $<<2*11=22>>22
Before purchasing the toy cars, Sarah has $31 + $22 = $<<31+22=53>>53
#### 53