the histogram shows the weights of 12 guinea pigs. how many guinea pigs weigh at least 15 oz? guinea pigs…

the histogram shows the weights of 12 guinea pigs. how many guinea pigs weigh at least 15 oz? guinea pigs weigh at least 15 oz.
Answer
Explanation:
Step1: Identify relevant bars
We need to consider bars for weights 15 - 20, 20 - 25 and 25 - 30.
Step2: Read bar - heights
The height of the bar for 15 - 20 is 2, for 20 - 25 is 2 and for 25 - 30 is 1.
Step3: Sum the values
Add the heights: $2 + 2+1$. $2+2 + 1=5$
Answer:
5