Question

Medal for the best answer !

Jonah needs to purchase 30 juice packs for his class. While shopping, Jonah discovers the following prices for comparable juice packs. Which offers the best unit price?

A. 15 Packs for $3.95
B. 5 Packs for $2.20
C. 20 packs for $6.20
D. 10 packs for $3.20

Is it C??

Answer 1

A=7.9 D=9.60 C=9.60 B=13.2

Answer 2

No medal?

Answer 3

it's C. what are those numbers @Haichi

Answer 4

Yeah I don't understand where they came from...?

Answer 5

Well D is 3.20 for ten packs so 3.20 30=answer

Answer 6

?

Answer 7

nvm *sigh*

Answer 8

What I did was get b and d in terms of c.
b - multiply both by 4 - 20/8.8
d - multiply both by 2 - 20/12.80
they're both worse deals

then a = 15/3.95 = 3.797 =per unit
then c = 20/6.20= 3.22 per unit

Answer 9

ok shore