Answer: How can I help?
Step-by-step explanation:
The answer to your question is option b
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
I think it's right and scalene
It's a right triangle because it has a right angle and it's a scalene triangle because it has three unequal sides.