Answer:
Joanna bought 21 items that come out to a total of $33.33. She bought 9 notebooks and 12 pencils.
Step-by-step explanation:
Notebooks (N) = $1.85 Pencils (P) = $1.39
9N+12P= $33.33
9*1.85=16.65
12*1.39=16.68
16.65+16.68=33.33
B is yes and the rest are no. B is the only solution where y equals 1.
The answer I got was 417/50 hope this helps you
So:
rating=log(ratio)
Log10(x)=8.7
x=10^log10(x)
x=10^8.7
x=5.01187x10^8
5.57 because 5 is the tenths 6 is hundredths 7 is thousandths