Posted by **Anonymous** on Tuesday, December 4, 2012 at 7:49pm.

Mrs. Black has one begonia plant. If she buys two begonia plants each year for every one she has, how many will she have in four years?

Please explain the answer.

- math VERY URGENT -
**Steve**, Tuesday, December 4, 2012 at 7:53pm
every year she has 3 times as many plants

1+3+9+27+81 = 121

- math VERY URGENT -
**bobpursley**, Tuesday, December 4, 2012 at 7:56pm
first year 1

second year 2+1

third year 6 +2+1

fourth year=18+6+2+1

total= sum above

- math VERY URGENT -
**Aasiyah**, Wednesday, November 18, 2015 at 11:16am
24 plants

first year 1+2=3

second year 3x2=6

third year 6x2=12

fourth year 12x2=24

- math VERY URGENT -
**Logan**, Thursday, December 10, 2015 at 8:25pm
First year

1+ 2=3

Second year

3+2+2+2=9

Third year 9+2+2+2+2+2+2+2+2+2=27

Fourth year

27+[27•2]=81

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