Answer:
15-9
Step-by-step explanation:
570-245 = 325
325 / 5 = 65
she keep adding 65 dollars to her acc every week
Step-by-step explanation:
98 = 188t - 16t^2
-16t^2 + 188t = 98
-16t^2 + 188t - 98 = 0
8t^2 - 94t + 49 = 0
Use the quadratic formula with a = 8 , b = -94 , c = 49 to get the solutions
t = [(47 - root 1817) / 8]≈ 0.55
and
t = [(47 + root 1817) / 8] ≈ 11.20
Answer:
213.75
Step-by-step explanation:
95×9=855
855÷4=213.75
For number 1, the median is 8
For number 2, the mode is C.100
And for number 3, the mean is D.410
