Question

wednesday 1/28 sarahs dog had 7 puppies. three of them are male. what percentage of the puppies are female? thursday 1/29 what is 15% of 90? show your strategy. friday 1/30 a boy is 27 inches tall. five months later, he is 30 inches tall. what is his percent of change?

Explanation:

Step1: Find female puppy count

$7 - 3 = 4$

Step2: Calculate female percentage

$\frac{4}{7} \times 100\% \approx 57.14\%$

Step3: Calculate 15% of 90

$0.15 \times 90 = 13.5$

Step4: Find height change amount

$30 - 27 = 3$

Step5: Calculate percent change

$\frac{3}{27} \times 100\% \approx 11.11\%$

Answer:

1. Approximately 57.14% of the puppies are female.
2. 15% of 90 is 13.5.
3. The boy's percent of height change is approximately 11.11%.