Answer: 18/80=0.225
Step-by-step explanation:
3 feet is in 1 yard.
Therefore, 3x feet is in x yard.
Answer: The rate of change is 250%
Step-by-step explanation: The weight is multiplied by 2.5 or 250%
Answer: 11
Students have both a brother and a sister
Step-by-step explanation:
I don't think probability should be used for this question because the answer is quite clear
So in a class of 25 students
5 students don't have a sibling
So 25-5=20
Total number of siblings=14+17=31 siblings in total
So 20 people have 31 siblings
31-20=11
So the answer should be 11