Explanation

1: The ratio of boys to girls is 4:5.

This means that for every 9 parts (4 parts boys + 5 parts girls), 4 parts are boys.

2: Calculate the total number of parts: 

 4+5=9 parts

3: Find the value of one part:

Total students=36

One part = 

36/9 = 4

4: Calculate the number of boys:

Number of boys=4×4=16 boys

Explanation

Gandhi's commitment to non-violence and justice inspired movements for civil rights and freedom across the world.

Gandhi understood nonviolence from its Sanskrit root “Ahimsa”.

Explanation

In the sentence "He goes to the store every day," 

The verb needs to be in the present simple tense to match the subject "He" and indicate a routine action.

"Goes" is the correct form of the verb "go" for the third person singular subject (he, she, it).