In order for the mode to be 6, there must be more of them than any other number. In order for the mean to be 3.5, most of the distribution must lie at 3 or below to balance the large number of 6s. For the median to be 3, there must be as many scores at or above 3 as at or below 3. Thus, we choose to have most of the distribution with values 1, 2, 3 and only enough 6s to make that be the mode.
Answer:
3,4,5,6 and 7
Step-by-step explanation:
Given
Required
State the values of x within 2 and 8
Collect Like Terms
Divide both sides by 5
(2,8) is an open interval which means that 2 and 8 are not inclusive of the values of x.
So:
The values of are: 3,4,5,6 and 7
It is given that the cost price of the MP3 player is $60 and the selling price is $105.
The markup is given by the formula:
Markup =
=
= 1.75 × 100
= 175%
Yes, the classmate is correct.
Hence, the markup is 175% and the classmate is correct.