As the mean is 90 then, the sum of the quantities are..
90×4 = 360
the scores you have are 86, 85, 96
so the answer is.
85+86+96= 262
360-262= 98
the fourth score is 98.
Answer:
about 23% decrease
Step-by-step explanation:
26-20=6
6 divided by 26 = 0.230
0.230 x 100 = 23
2(x+2)=3(x-3)
2x+4=3x-9
2x=3x-13
-x=-13
x=13
The number is 13
Answer:
The answer is Median.
Step-by-step explanation:
Answer:
The answer is option B!
Step-by-step explanation: