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Study the information carefully to answer the questions-
In an annual function, 504 children participated. The ratio of number of girls to the number of boys is 5:3 respectively. Out of the total girls, 20% participated in dance and remaining girls participated in solo song, group song and drama in the ratio of 2:3:4 respectively. 23 of the total boys participated in group song and remaining boys participated in solo song and dance in the ratio of 4:5 respectively.

What is the ratio between number of boys to the number of girls respectively who have participated in solo song?

50% studentsanswered this correctly

Important Questions on Organisation of Data

EASY

Direction: In a University there are 1200 students studying four different subjects, Mathematics, Statistics, Physics, and Chemistry. 20% of the total number of students are studying Mathematics, one-fourth of the total number of students are studying Physics, 320 students are studying Statistics and remaining students are studying Chemistry. Three-fifth of the total number of students studying Chemistry is girls. 150 boys are studying Mathematics. 60% of students studying Physics are boys. 250 girls are studying Statistics.

What is the difference between the number of boys studying Mathematics and the number of girls studying Physics?

MEDIUM

Consider the following for the question that follows:

500 candidates appeared in an examination comprising tests in English, Hindi and Mathematics. 30 candidates failed in English only; 75 failed in Hindi only; 50 failed in Mathematics only; 15 failed in both English and Hindi; 17 failed in both Hindi and Mathematics; 17 failed in both Mathematics and English; 5 failed in all three tests.

What is the percentage of candidates who failed in only one subject?
EASY

In a University there are 1200 students studying four different subjects, Mathematics, Statistics, Physics, and Chemistry. 20% of the total number of students are studying Mathematics, one-fourth of the total number of students are studying Physics, 320 students are studying Statistics and remaining students are studying Chemistry. Three-fifth of the total number of students studying Chemistry is girls. 150 boys are studying Mathematics. 60% of students studying Physics are boys. 250 girls are studying Statistics.

What is the ratio of the total number of boys to the total number of girls?

EASY

Direction: In a University there are 1200 students studying four different subjects, Mathematics, Statistics, Physics, and Chemistry. 20% of the total number of students are studying Mathematics, one-fourth of the total number of students are studying Physics, 320 students are studying Statistics and remaining students are studying Chemistry. Three-fifth of the total number of students studying Chemistry is girls. 150 boys are studying Mathematics. 60% of students studying Physics are boys. 250 girls are studying Statistics.

In which subjects is the difference between the number of boys and girls equal?

EASY

ABC is a triangle with AB=1.6 cm, BC=6.3 cm and CA=6.5 cm. Let P and Q be the mid-points of AB and BC Respectively.

What is 4CP2-AQ2 equal to?

EASY

Direction: In a University there are 1200 students studying four difference subjects, Mathematics, Statistics, Physics, and Chemistry. 20% of the total number of students are studying Mathematics, one-fourth of the total number of students are studying Physics, 320 students are studying Statistics and remaining students are studying Chemistry. Three-fifth of the total number of students studying Chemistry is girls. 150 boys are studying Mathematics. 60% of students studying Physics are boys. 250 girls are studying Statistics.

What is the total number of boys studying Statistics and Physics?

MEDIUM
There are 250 students in a school. Out of which 50 students like playing football only. While 47 students like playing chess only. Similarly, 40 students like playing tennis only. 35 students like playing tennis and football, 33 students like playing chess and tennis, 38 students like playing football and chess. If 10 students like playing all three games, then find the number of those students who do not like playing all three games.
MEDIUM

Consider the following for the question that follows:

500 candidates appeared in an examination comprising tests in English, Hindi and Mathematics. 30 candidates failed in English only; 75 failed in Hindi only; 50 failed in Mathematics only; 15 failed in both English and Hindi; 17 failed in both Hindi and Mathematics; 17 failed in both Mathematics and English; 5 failed in all three tests.

How many candidates passed in two or more subjects?
MEDIUM

Direction: Consider the following for the next 04 (four) items that follow:

In an examination of Class XII, 55% of students passed in Biology, 62% passed in Physics, 60% passed in Chemistry, 25% passed in Physics and Biology, 30% passed in Physics and Chemistry, 28% passed in Biology and Chemistry. Only 2% failed in all the subjects.

What percentage of students passed in exactly one subject?

MEDIUM

Direction: Consider the following for the next 04 (four) items that follow:

In an examination of Class XII, 55% of students passed in Biology, 62% passed in Physics, 60% passed in Chemistry, 25% passed in Physics and Biology, 30% passed in Physics and Chemistry, 28% passed in Biology and Chemistry. Only 2% failed in all the subjects.

If the number of students is 360, then how many passed in at least two subjects?

EASY
In an examination, 52% students failed in English and 42% in Mathematics. If 17% failed in both the subjects, what percentage of students passed in both the subjects ?
EASY

ABC is a triangle with AB=1.6 cm, BC=6.3 cm and CA=6.5 cm. Let P and Q be the mid-points of AB and BC Respectively.

What is AQ2+CP2 equal to?

MEDIUM

Consider the following for the question that follows:

500 candidates appeared in an examination comprising tests in English, Hindi and Mathematics. 30 candidates failed in English only; 75 failed in Hindi only; 50 failed in Mathematics only; 15 failed in both English and Hindi; 17 failed in both Hindi and Mathematics; 17 failed in both Mathematics and English; 5 failed in all three tests.

What is the percentage of candidates who failed in at least two subjects?

EASY

In a University there are 1200 students studying four difference subjects, Mathematics, Statistics, Physics, and Chemistry. 20% of the total number of students are studying Mathematics, one-fourth of the total number of students are studying Physics, 320 students are studying Statistics and remaining students are studying Chemistry. Three-fifth of the total number of students studying Chemistry is girls. 150 boys are studying Mathematics. 60% of students studying Physics are boys. 250 girls are studying Statistics.

The number of girls studying Statistics is what percent (approximate) of the total number of students studying Chemistry?

MEDIUM

Consider the following for the question that follows:

500 candidates appeared in an examination comprising tests in English, Hindi and Mathematics. 30 candidates failed in English only; 75 failed in Hindi only; 50 failed in Mathematics only; 15 failed in both English and Hindi; 17 failed in both Hindi and Mathematics; 17 failed in both Mathematics and English; 5 failed in all three tests.

What is the percentage of candidates who failed in at least one subject?
MEDIUM

Direction: Consider the following for the next 04 (four) items that follow:

In an examination of Class XII, 55% of students passed in Biology, 62% passed in Physics, 60% passed in Chemistry, 25% passed in Physics and Biology, 30% passed in Physics and Chemistry, 28% passed in Biology and Chemistry. Only 2% failed in all the subjects.

What is the ratio of number of students who passed in both Physics and Chemistry to number of students who passed in both Biology and Physics but not Chemistry?

EASY

ABC is a triangle with AB=1.6 cm, BC=6.3 cm and CA=6.5 cm. Let P and Q be the mid-points of AB and BC Respectively.

What is AB2+4BQ2 equal to?

MEDIUM

Direction: Consider the following for the next 04 (four) items that follow:

In an examination of Class XII, 55% of students passed in Biology, 62% passed in Physics, 60% passed in Chemistry, 25% passed in Physics and Biology, 30% passed in Physics and Chemistry, 28% passed in Biology and Chemistry. Only 2% failed in all the subjects.

What percentage of students passed in all three subjects?

MEDIUM

Study the following information carefully to answer the question given below it.

A survey conducted on 1800 villages shows that 25% of the total villages have only adequate water supply. 15% of the total number have proper supply of electricity only. 7% of the total number of villages have only proper education facilities. 12% of the total number of villages have telecommunication services only. 16% of the total number pf villages have proper health care services only. 6% of the total number of villages have adequate water as well as supply of electricity. 8% of the total number of villages have adequate supply of water, electricity as well as healthcare services. 5% of the total number of villages have proper supply of electricity, telecommunication services as well as health care services and 6% of the total number of villages have all the facilities.

How many villages have all the facilities?

MEDIUM
Study the information carefully to answer the following questions.

A college has many streams in graduate viz, Science, Commerce and Arts. Among the total number of students in the college 45% are girls. Number of boys studying in Science stream which is 297, is 30% of the total numbers of boys in the college. 40% of the girls are studying in Arts stream. Number of boys and girls studying in Science stream are in the ratio 3 : 2. 50% of boys are studying in Commerce streams.

How many girls are studying in Commerce stream?