# Quantitative aptitude Class Interval Based Set

## Quantitative aptitude Class Interval Based Set

Online bank exam preparation: You can expect surprises in the mains examination where questions come from various topics that we haven’t studied. So, it is better to go through as many concepts we can & should solve a numerous number of sets before going to any exam. So, here we are providing you another such set that you can expect in your exam.

Let us look at this set:

Directions for questions 1 to 5: The following information gives the enrolment of students in Higher Secondary Schools in 2016. Study the information carefully and answer these questions.

 Enrolment No. of Schools 20 39526 40 59620 60 79674 80 99717 100 119681 120 139612 140 159540 160 179517 180-199 522 Total 5439

1. What is the approximate percentage of schools, where the enrolment of students was below 120?

(1) 59                                (2) 60                             (3) 57                       (4) 61

1. Percentage of schools where the enrolment of students is below 120 is given by:

=>(526 + 620 + 674 +717 + 681 / 5439) * 100

=>(3218 / 5439) * 100 = 59.16% = 59%

1. What is the approximate percentage of schools, where the enrolment of students was above 79 but below 180?

(1) 56                                 (2) 58                            (3) 57                        (4) 52

1. Percentage of schools where the enrolment of students was above 79 but below 180 is given by:

=> (717 + 681 + 612 + 540 + 517 / 5439) * 100

=>(3067 / 5439) * 100 = 56.39% = 56%

1. Under which class does the maximum number of schools fall?

(1) 100-119                        (2) 80-99                      (3) 60-79                   (4) None of these

1. Under the class 80-99, maximum no. of schools (717) falls.

1. What is the percentage of the least number of schools for the classes of enrollment?

(1) 8.5                                 (2) 9.5                           (3) 9                           (4) 11

1. The least no. of schools (517) are in class 160-179.

So, the percentage of least no. of schools = (517 / 5439) * 100

= 9.5%

1. How many schools are there where the enrolment of students is above 99 but below 160?

(1) 2150                               (2) 1933                       (3) 1833                     (4) 1716

1. No. of schools where the enrolment of students is above 99 & below 160 is

= 681 + 612 + 540

= 1833 schools

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August 29, 2019