b is an integer, and 0 ≤ b ≤ 2

In a certain class, every student is either a boy or a girl. The boys constitute of the students in the class.

The ratio of Honda to Toyota cars in a shop is 5:6. Total number of cars is an even number ?

At noon of a certain day, when 5 pens and 3 pencils were placed in a drawer, the ratio of the number of pens to the number of pencils in that drawer became 47 to 17.

The ratio of two adult brothers' ages is 5 to 8.

The ratio of 16 to g is equal to ratio of g to 49

x is an integer greater than 500

A society has more than 10 but fewer than 40 members. The members sit at tables with 3 members at one table and 4 members at each of the other tables, and sometimes they sit at tables with 3 members at one table and 5 members at each of the other tables. The members now sit at tables with 6 members at each table except one and fewer than 6 members at that one table.

Robin can read 16 pages from a certain book in 1 hour, and Rohan can read 25 pages from the same book in the same amount of time.

b is a multiple of positive integer a.