3 years ago

50 POINTS! WILL MARK BRAINLEST! NEED IN 10 - 15 MINUTES!

Mathematics

1 answer:

masha68 [24]3 years ago

7 0

Answer:

(2,14)

14/2=7

14+7=21

21 is final answer

Erika had a 95% chance of guessing wrong

20 can be seen as 100%

the % will go down by 5's because of the original number

.5*20=

This will give you a 95% success rate.

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