Umm im gonna guess on this one because im not good at math lol
, 3.58?
2x is what I would say but i sayy ask an expert
Answer:
4 bars
Step-by-step explanation:
Gail's ratio of bars to bottles is ...
20 : 15 = 4 : 3
For 3 bottles, she should pack 4 bars.
Answer:
17000 batteries
Step-by-step explanation:
Three years and one month is equivalent to the mean minus one standard deviation.
Three years and seven months is equivalent to the mean plus one standard deviation.
For a normal distribution, we know that 68% of population is between mean ± 1 sd, then can be expected that 25000*68% = 17000 of batteries last between three years and one month and three years and seven months