Ron bought 8 pencils and 2 erasers for $1.66. sarah bought 12 pencils and 5 erasers for $3.19. what is the cost for 1 pencil and 1 eraser?

hope this .

r3t40

i cant answer this, theres no table. sorry man

step-by-step explanation:

y=sec x is the correct answer

~batmans wife dun dun

the formula for converting absorbance to transmittance goes as:

a = log (1/t)  a = 2 - log(%t)  10^a = 1/t  t = 10^-a  %t = 100(10^-a)

so at the given value of a,   a = 1.5

%t = 100(10^-1.5)

%t = 3.16%