Based on the comulative histogram above, what percent of the total number of swimmers swam between 200 and 249 yards?

Total number of prime numbers between 1 and 200 is :

The total number of employees who got promoted from all the departments together was what percent of the total number of employees working in all the departments together? (Rounded off the nearest in- teger.

Study the following table and answer questions: Number of candidates appeared in an examination from five cities: The number of candidates appearing for the examination from city D is what percent of the total number of candidates failed in cities A and B?

Total number of Boys working 2014 and 2015 together is what percent of the total number of Boys+ Girls working in 2016 ?

Study the following histogram and answer the given question. A study was made for the number of persons of different age group visited in a library in a week which is shown in given in the histogram. Study the histogram and answer the question given below. What percent of the total number of persons visiting library in the week was the number of persons of age group 25-30 years?