Algebra practice question

Answer: 250

1,200 − 3g = 450 gives 3g = 750, so g = 250.

Common wrong answers

If you answered 150

150 divides 450 by 3.

If you answered 400

400 divides 1,200 by 3, ignoring what remained.

If you answered 750

750 is the total poured, not one glass.

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