270-92= 178 ... the sum of math and Chinese scores.
178÷2=89 points ... Average scores in mathematics and Chinese.
A: The average score of Chinese and mathematics is 89.
(I hope to adopt it, thank you)
A./kloc-What courses can a 0/5-month-old baby attend?
You can take enlightenment courses and music courses.
B. How old is the baby-friendly early ed