Each of the following question is followed by three statements I, II and III. You have to study the question and the statements and decide which of the statements is/are necessary to answer the question.
How many people are there in the bus consisting male, female and transgender?
I. There are 20 males in the bus.
II. 30% of passengers are females.
III. The ratio of males to transgender is 5:2.

Options

A. Statements I and 11 together can answer the question.
B. Statements II and III together can answer the question.
C. All the given three statements together are required to answer the question.
D. Any two statements can answer.

Answer

C