Noora7939 Noora7939

02-05-2015
Mathematics

Answered

Marcus is doing a science experiment in which he measures the rate at which bacteria multiply. Every 15 seconds, the bacteria double in number. If there are 10 bacteria now, how many will there be in 2 minutes

A160 bacteria
B256 Bacteria
C1,280 bacteria
D2,560 bacteria

Verified Answer :

02-05-2015

THE ANSWER IS D
YOU HAVE AT TIME ZERO 10 BACTERIA,
AFTER 15 SEC YOU HAVE 20 BACT
AFTER 30 SEC THE NUMBER DOUBLES SO YOU HAVE 40 BACT
AFTER 45 SEC YOU YOU HAVE 80
AND SO ON, AFTER 120 SEC YOU HAVE 2560 BACT

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