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CAT 2020 Question Paper | CAT LR DI Slot 1

CAT Previous Year Paper | CAT DILR Questions | Question 22

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This very set from CAT 2020 Question Paper though might trouble you with a lot of data, the questions seem easy where in you just need to plug in the answers with the processed data. The best way to get accustomed to this type of problems during your CAT Online Preparation is to start looking at the CAT Question Paper.

CAT DILR : CAT 2020 Question Paper Slot 1

1000 patients currently suffering from a disease were selected to study the effectiveness of treatment of four types of medicines — A, B, C and D. These patients were first randomly assigned into two groups of equal size, called treatment group and control group. The patients in the control group were not treated with any of these medicines; instead they were given a dummy medicine, called placebo, containing only sugar and starch. The following information is known about the patients in the treatment group.

a. A total of 250 patients were treated with type A medicine and a total of 210 patients were treated with type C medicine.

b. 25 patients were treated with type A medicine only. 20 patients were treated with type C medicine only. 10 patients were treated with type D medicine only.

c. 35 patients were treated with type A and type D medicines only. 20 patients were treated with type A and type B medicines only. 30 patients were treated with type A and type C medicines only. 20 patients were treated with type C and type D medicines only.

d. 100 patients were treated with exactly three types of medicines.

e. 40 patients were treated with medicines of types A, B and C, but not with medicines of type D. 20 patients were treated with medicines of types A, C and D, but not with medicines of type B.

f. 50 patients were given all the four types of medicines. 75 patients were treated with exactly one type of medicine.

Question 22 : The number of patients who were treated with medicine types B, C and D, but not type A was:

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