Mariah has a spinner that has 10 equal sections, each containing a different number from 1 to 10. Mariah determines about how ma

Question

3 years ago

14

Mariah has a spinner that has 10 equal sections, each containing a different number from 1 to 10. Mariah determines about how ma

ny times the spinner will land on a number that is greater than 7 in 250 spins, and her work is shown below.
P (number greater than 7) = StartFraction Number greater than 7 over Total number of sections EndFraction times number of spins = StartFraction 4 over 10 EndFraction (250) = 100.

What mistake did Mariah make, if any?

Mathematics

2 answers:

Akimi4 [234] · Answer 1 · 2022-03-29T13:07:52+03:00

Akimi4 [234]3 years ago

8 0

Answer:

She wrote a 4 instead of a 3.

There are only 3 numbers that are greater than 7. They are 8, 9, and 10. Mariah must have include 7 in her list. That is how she got 4 instead of 3.

Elina [12.6K] · Answer 2 · 2022-03-29T15:30:03+03:00

Elina [12.6K]3 years ago

3 0

Answer:

Mariah used 4 rather than 3.

Step-by-step explanation:

took a test with this question on it