drika0824 drika0824

25-01-2017
Mathematics

contestada

Kaitlyn missed 15% of the 20 questions on her science lab.

How many questions did Kaitlyn answer correctly?

Respuesta :

Аноним Аноним

25-01-2017

she answered 17 questions correctly.
20* .15=3
she missed 3 questions.
20-3=17

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jeanmarcx jeanmarcx

25-01-2017

85% of 20 questions right would be 8.5 out of 10, so out of 20 he would have 17 correct answers

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