dad46
12.03.2021 •
Mathematics
HELP PLEASE 1. Which one is the better deal? (Unit rate) 1 dozen donuts for $15 or 10 donuts for $11.50. 2. What is the cost for 4 pizzas I put the image for this question. 3. Michael makes candles in a candle factory he can make 225 candles in 3 hours how many candles can he make per hour
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Ответ:
F = P(1 - r)^t
0.5 = 1(1 - 0.092)^t
0.5 = (0.908)^t
log 0.5 = log (0.908)^t
log 0.5 = t * log 0.908
t = (log 0.5)/(log 0.908)
t = 7.18
7.2 years