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Solution 7. In fact 1, the cost of chairs is given but we don't know what kind of chairs i.e.<br />
aluminum or plastic. So none of the statements must be true. Hence, the correct option is (D).<br />
Q.8 Fact 1: All metros have ring roads.<br />
Fact 2: Delhi is a metro.<br />
Fact 3: Delhi has a population of more than 5 million.<br />
If the first three statements are facts, which of the following statements must also be a fact?<br />
I. Delhi has a ring road.<br />
II. All metros have a population more than 5 million.<br />
III. All cities <strong>with</strong> a ring road are metros.<br />
(A) I only (B) I and II only (C) I and III only (D) I, II and IIII<br />
Solution 8. By fact 1, fact 2 and fact 3 we can draw the Venn diagram<br />
So from the Venn Diagram given above we can say that Only I is a fact. Hence the correct option<br />
is (A).<br />
Directions for Questions 9 to 11: On the basis of the given two facts, determine which of the<br />
conclusions marked A, B, C, or D can be most logically drawn.<br />
Q.9 Fact 1: Some musicians play tabla.<br />
Fact 2: All the tabla players need to be trained for at least 10 years.<br />
(A) Children of tabla players may require less than 10 years of training.<br />
(B) All the musicians who have trained for at least 10 years are tabla players.<br />
(C) Some of the musicians may have been trained for at least 10 years.<br />
(D) All the musicians are tabla players.<br />
Solution 9. Given, two facts can be represented by Venn-diagram<br />
The shaded portion represents the statement C. So, only statement C can be logically drawn.<br />
Hence, the correct option is (C).
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