So you subtract 180 from 90 you get you answer then you will divide it by 55 and your remaining answer which you will get will be x
Answer:

Step-by-step Explanation:
The 44th percentile,
, of the given data can be calculated using the kth formula for percentile given as:

where,
i = the ranking or the position of the percentile = ?
k = the percentile = 44
n = total number of the given data values = 23
Plug in the values into the formula to find "i"




Since "I", 10.56, is not an integer, round the number down, and round it up to the nearest integer, then look for the position each occupy in the ordered data set, and find their average.
Thus,


The data occupying the 10th position on the data set = 28.7
11th = 31.1


Answer:
B) 11.8
Step-by-step explanation:
First write in 4 for x and 2 for y
Then multiply 1.3 times 6 (4+2) and subtract 2-6
Your expression should now be 7.8 +4
After adding these, it should be 11.8
Answer:
3002
Step-by-step explanation:
Very simple, just add them up.
Answer:
= 7.5x-8
Step-by-step explanation:
Total cost = cost per yard * yard of fabric - coupon
total cost = 7.5 x - 8
y = 7.5x-8