# math VERY URGENT

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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?

• math VERY URGENT -

every year she has 3 times as many plants

1+3+9+27+81 = 121

• math VERY URGENT -

first year 1
second year 2+1
third year 6 +2+1
fourth year=18+6+2+1
total= sum above

• math VERY URGENT -

24 plants

first year 1+2=3
second year 3x2=6
third year 6x2=12
fourth year 12x2=24

• math VERY URGENT -

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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