Question

5
EVIỆC.
EXERCISE 2.2

1.
prodo
boys were in the second year. In the second year, the number of boys and the number of girls are equal
year, number of boys is three times the number of girls. Represent the above information in a table.
the number of men exceeded th
There were 1400 students studying in a commerce college. Among them, 855 were boys and of them, 221
Among the 550 students of the first year, the proportion of number of boys and girls is 3:2. In the third year, number of boys is three times the number of girls. represent the above information on in a table.​

Answer 1

Book name please .......