Paper 1 · Data Interpretation
UGC NET June 2024 Cancelled (18.06.2024) Shift-II
Passage
Table I shows the disease-wise percentage distribution of patients of various diseases in the world: Heart Disease 22 percent, AIDS 10 percent, TB 8 percent, Hepatitis 6 percent, Kidney Disease 30 percent and Others 24 percent. Table II shows the continent-wise percentage distribution of all patients and of kidney patients across Europe, Australia, South America, Africa, North America and Asia. The share of all patients is Europe 10, Australia 6, South America 15, Africa 25, North America 12 and Asia 32 percent. The share of kidney patients is Europe 10, Australia 5, South America 40, Africa 10, North America 15 and Asia 20 percent. The total population of the world in 2023 is 800 crore and 10 percent of them are patients. Based on the data in the tables, answer the questions that follow.
If the number of kidney patients in South America decreases by 25%, then what is the percentage decrease in the number of kidney patients in the world?
A4%
B8%
C10% ✓ Correct
D5%
Correct answer: (C) 10% — The decrease is 10 percent, so that is the answer.
Explanation
★The decrease is 10 percent, so that is the answer.
★There are 80 crore patients, of whom 30 percent, that is 24 crore, have kidney disease.
★South America holds 40 percent of the kidney patients, which is 9.6 crore.
★A 25 percent decrease there removes 2.4 crore kidney patients.
★This 2.4 crore is measured against the world total of 24 crore kidney patients.
★2.4 crore out of 24 crore is a 10 percent decrease.
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