Answer:
Step-by-step explanation:
convert mixed fraction into improper fraction.
calculate the sum of the fraction:
Answer:
mh
Step-by-step explanation:
mhh
Answer:
$0.25
Step-by-step explanation:
Divide the cost by the amount.
Therefore, the cost of each chocolate bar is $0.25.
S = a*((1 - r^(n+1))/(1-r))
S = 1*((1 - 2^(7+1))/(1-2))
S = 1*((1 - 2^8)/(1-2))
S = 1*((1 - 256)/(1-2))
S = 1*((-255)/(-1))
S = 255
So 1+2+4+8+...+128 = 255