Abox of 6 books weighs 1/4 of a pound. if every book weighs the same amount, how heavy is each book? a) 1/12 b) 1/18 c) 1/24 d) 1/6 1 1/3 - 2/3 =?

dc=6 square root of 3 and ac is 12 square root 3

c and d

step-by-step explanation:

square root of 3/2 = 18/c

cross multiply to get 18*2=√3*c

36/√3 * √3/√3 = c

c= 36*√3/3

c=12√3

they charge the same amount at 20 minutes.

step-by-step explanation: