Answer:
C
Step-by-step explanation:
common sense.
<span>valid. She used a representative sample
</span>because she correctly found the average and 18,000 is a reasonable number to get for a the problem
Answer:
Step-by-step explanation:
Answer:
1/3 of all the students called in to inform the school about missing school this day
Step-by-step explanation:
4/5 = students that call the school to inform the school office
only 7/12 attended Calvin Middle School
To get the number of students that missed Calvin Middle School = 1 - number of students that attended Calvin Middle School
= 1 - 7/12 = (12-7) / 12
= 5 /12
The fraction of all students that called in to inform the school about missing school this day is:
5/12 x 4/5 = 1/3
Answer:
George can feed 6 people.
Step-by-step explanation:
Given:
Number of sandwiches = 4
Each person eats two-third of a sandwich.
Therefore, number of persons eating 4 sandwich is given as:
Therefore,