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Roughly how far away is the thunderstorm?

A

2 km

B

2 + 2/3 km

C

2.5 km

D

3 km

What does a Formula have, but a Rule in Words does not?

Formula .... ?

Calculate the weight of a box containing 6 balls.

The Formula is:

number of balls x 60 + 250 = weight

The Formula is:

number of balls x 60 + 250 = weight

A

600

B

590

C

580

D

610