6 practical - -48 units,
1 practical - x units.
If all the practical have the same charger, then find x as
Answer: correct option is B.
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Answer: 7 rides
Step-by-step explanation:
Since it takes $4 to enter the fair, you have
$21.50 - $4 = $17.50 left to spend on rides
$17.50/$2.50 = 7 rides
hope this helps!