LRDI | Venn Optimisation | Set 12

LRDI | Venn Optimisation | Set 12

In a class of 150 students, students can either choose Electronics or Computer Science or neither (but not both). All students,whether they choose Electronics or Computer Science or neither, have to choose Mathematics. Every student has to choose atleast one subject....

Target 99+%ile |LRDI | Set-11

The following table gives number of students who secured more than 90% of marks in each of the five subjects from class 6 to class 10. The other table below gives number of students in different classes. Q1.The number of students in class 7, who scored more than 90%...

LRDI | Multiple Set Optimisation | Venn Diagram

The following bar chart gives number of days it rained in eight different countries in a normal year. Q1.What is the maximum number of days during the year on which it could have rained in all the eight countries?Q2.What is the minimum number of days during the year...

Venn Diagram | CAT-18 | Optimisation

1600 satellites were sent up by a country for several purposes. The purposes are classified as broadcasting (B), communication (C), surveillance (S), and others (O). A satellite can serve multiple purposes;however a satellite serving either B, or C, or S does not...
4-Set LRDI Venn-Diagram|Set-7

4-Set LRDI Venn-Diagram|Set-7

XYZ Art Society offers courses in vocal singing in four main streams, Thumri, Ghazal, Bhajan and Qawwali.  Currently, there are 220 students enrolled. One student can enrol in any number of streams. No student can enrol in two streams, which are taught at the same me....
Venn Diagram |Optimisation | Level- Easy

Venn Diagram |Optimisation | Level- Easy

Vidya Mandir Senior Secondary School runs Sports division for its students. The sports division provides coaching for 3 sports, Cricket, Football and Hockey. Each student must play at least one sport and at most all 3 sports. Total number of students in the school is...

LRDI for CAT | Venn Diagram | Region Identification

Out of 500 employees of XYZ Private Limited Mumbai, 300 employees are promoted in the year 2019. One third of the promoted employees have less than 5 years’ experience, while the rest have the experience of 5 years or more. All the promoted employees got at least one...
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