$46 shoes, 2.9% tax what is the total cost
2 answers:
Answer:
Total price = $ 47 .344
Step-by-step explanation:
Given : shoes price = $ 46, tax = 2.9 % .
To find : Total cost .
Solution : We have given
Shoes price = $ 46
Tax = 2 .9 % of price .
Tax =
Tax = 1.334 $
Total cost = Actual price + tax .
Total price = 46 + 1.344
Total price = $ 47 .344
Therefore, Total price = $ 47 .344
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The number of ants in his farm after 12 weeks is 218.
Step-by-step explanation:
Step 1:
It is given that there are 15 ants initially and the ant population increases by 25% each week.
This is an exponential rate of increase that can be modeled by the following equation:
Number of ants after n weeks = Initial number of ants *
Step 2:
Rate of increase = 25% = 25 / 100 = 0.25
Number of weeks = 12
Number of ants after 12 weeks = 15* = 218.27 (rounded off to 218)
Step 3:
Answer:
The number of ants in his farm after 12 weeks is 218.