Eudora ran from her home to her secret laboratory at an average speed of 12 km/h. She then took one of her jetpacks and flew to
1 answer:
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12 = 400
=
15 = 15 *
= 500.
∴ 500 people took the survey
12 = 400
=
15 = 15 *
= 500.
∴ 500 people took the survey