Tammi is planning to buy a video game system for $310.Each month she doubles the amount she saved the previous month.if she save
s $10 the first month, in how many months will Tammi have enough money to buy the video game system?
1 answer:
Answer:
6 months
Step-by-step explanation:
10 x 2 = 20 x 2 = 40 x 2 = 80 x 2 = 160 x 2 = 320
1month=10
2months=20
3months=40
4months=80
5months=160
6months=320
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