 West Bengal Joint Entrance Exam (WBJEE) 2019 Mathematics (MCQ) Question paper with answers WBJEE Mathematics (MCQ) 2019 Question with solution you can download it in FREE, if WBJEE Mathematics (MCQ) 2019 paper in text or pdf for WBJEE Mathematics (MCQ) 2019 Answer Keys you can download WBJEE 2019 page also just Go to menu bar, Click on File->then Save.

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SAMPLE QUESTIONS

Q.1. Let the relation p be defined on R as aρb iff l + ab > 0. Then

A. ρ is reflexive only
B. ρ is equivalence relation
C. ρ is reflexive and transitive but not symmetric
D. ρ is reflexive and symmetric but not transitive

Q.2. If X is a random variable such that σ(X) = 2.6, then σ(1 – 4X) is equal to,

A. 7.8
B. – 10.4
C. 13
D. 10.4

Q.3. The angles of a triangle are in the ratio 2:3:7 and the radius of the circumscribed circle is 10 cm. The length of the smallest side is

A. 2 cm
B. 5 cm
C. 7 cm
D. 10 cm

Q.4. The equation of the plane, which bisects the line joining the points (1, 2, 3) and (3, 4, 5) at right angles is,

A. x+ y + z = 0
B. x+ y – z = 9
C. x+ y + z = 9
D. x+ y – z + 9 = 0

Q.5. If the radius of a spherical ballon increases by 0.1%, then its volume increases approximately by

A. 0.2%
B. 0.3%
C. 0.4%
D. 0.05% WBJEE Mathematics Question Paper 2019 with Answer Keys