Please help me with these math questions!
1 answer:
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Answer:
The child needs a score of 37.2 to move up to the next level of the competition.
Step-by-step explanation:
The mean is the sum of all scores divided by the number of competions. So
In which S is the sum of all her scores and T is the number of competitions.
The child has five competions:
Which means that
She has to get a mean of at least 36.5, so
Her scores are: 35.5, 36.3. 36.6, and 36.9. Her last score, i am going to call x. So
The child needs a score of _____ to move up to the next level of the competition.
This score is x. So
64 inches = 1 yards
using the conversion : 1 yard = 36 inches
divide 64 by 36 to convert to yards
= ← ( divide numerator/denominator by 4 )
=
= 1
given as a mixed number in simplest form