Answer:
SY = 16
XY = 12
Step-by-step explanation:
15/20 = 12/SY
15SY = 240
SY = 16
15/20 = 9/XY
15XY = 180
XY = 12
Answer:
She spent 8 dollars.
Step-by-step explanation:
24 divided by 3 is 8
Answer:
...
Step-by-step explanation:
Answer:
See below
Step-by-step explanation:

Answer:
a) Median: 9
b) Range: 5
c) Mode: 7
Explanation:
The median is the number in the middle.
First, you put the numbers in order: 7, 7, 7, 8, 10, 11, 12, 12
The middle of this is 8 and 10, so you plus them and divide by to 2, then it gives 9, so the median is 9.
To find the range, you minus the highest number and the lowest number, 12-7=5.
Mode is the most occurring and repetitive number, in this case, 7, because it is written 3 times.
Read more about this on brainly: brainly.com/question/17122811