Which fraction is equivalent to a repeating decimal? A)3/11 B)3/4 C) 3/8 D) 3/5

3/11.

Step-by-step explanation:

3/11 = 0.2727272727

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

answer: 48

just remember to use pemdas:

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