Answer:
Step-by-step explanation:
b+s=18
s=18-b
1.50 b+2.50 s=38
multiply by 4
6.00 b+10.00 s=152
divide by 2
3 b+5 s=76
3 b+5(18-b)=76
3 b+90-5 b=76
-2b=76-90
-2b=-14
divide by -2
b=7
s=18-7=11
1: Bettina's 60, and Melvina's 20.
2: 4.5 gallons
Well,first you have to calculate the loss on both stocks.Then you need to sum them up and find his totall loss.Finally, you have to tutn it to prescentace. Your result is about 16.2%(I figured it might not be distinguishable in the picture I sent you.)
Answer:
The correlation coefficient of the data set is -0.901
Step-by-step explanation:
x y xx xy yy
1 20 1 20 400
3 14 9 42 196
5 10 25 50 100
9 6 81 54 36
15 4 225 60 16
Formula :
So, Option D is true
Hence the correlation coefficient of the data set is -0.901
Answer:
1 and 3 are in left and 2 4 are in right
Step-by-step explanation: