NCERT Exemplar Problems Class 9 Maths – Linear Equations in Two Variables Question 1: The linear equation 2x – 5y = 7 has (a) a unique solution (b) two solutions (c) infinitely many solutions (d) no solution Solution: (c) In the given equation 2x – 5y = 7, for every value of x, we get…
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NCERT Exemplar Problems Class 9 Maths – Coordinate Geometry Question 1: Point (-3, 5) lies in the (a) first quadrant (b) second quadrant (c) third quadrant (d) fourth quadrant Thinking Process (i) Firstly, check the sign of each coordinate of a point. (ii) If both coordinates x and y has same positive sign i.e., (+,…
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NCERT Exemplar Problems Class 9 Maths – Polynomials Question 1: Which one of the following is a polynomial? Solution: Question 2: √2 is a polynomial of degree (a) 2 (b) 0 (c) 1 (d)½ Solution: (b) √2 = -√2x°. Hence, √2 is a polynomial of degree 0, because exponent of x is 0. Question 3:…
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NCERT Exemplar Problems Class 9 Maths – Number Systems Question 1: Every rational number is (a) a natural number (b) an integer (c) a real number (d) a whole number Solution: (c) Since, real numbers are the combination of rational and irrational numbers. Hence, every rational number is a real number. Question 2: Between two…
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NCERT Exemplar Problems Class 8 Mathematics Rational Numbers Data Handling Square-Square Root and Cube-Cube Root Linear Equations in One Variable Understanding Quadrilaterals and Practical Geometry Visualising Solid Shapes Algebraic Expressions, Identities and Factorisation Exponents and Powers Comparing Quantities Direct and Inverse Proportion Mensuration Introduction to Graphs Playing with Numbers
NCERT Exemplar Problems Class 8 Mathematics Chapter 12 Introduction to Graphs Question. 1 Comparison of parts of a whole may be done by a (a) bar graph (b) pie chart (c) linear graph (c) line graph Solution. (b) There are various ways to represent and compare the data. One of them is pie chart. Pie…
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NCERT Exemplar Problems Class 8 Mathematics Chapter 13 Playing with Numbers Question. 1 Generalised form of a four-digit number abdc is (a) 1000a + 100b + 10c + d (b) 1000a + 100c + 10b + d (c) 1000a + 100b + 10d + c (d) a x b x c x d Solution. (c)…
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NCERT Exemplar Problems Class 8 Mathematics Chapter 12 Introduction to Graphs Question. 1 Comparison of parts of a whole may be done by a (a) bar graph (b) pie chart (c) linear graph (c) line graph Solution. (b) There are various ways to represent and compare the data. One of them is pie chart. Pie…
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NCERT Exemplar Problems Class 8 Mathematics Chapter 11 Mensuration Question. 1 A cube of side 5 cm is painted on all its faces. If it is sliced into 1 cubic centimetre cubes, then how many 1 cubic centimetre cubes will have exactly one of their faces painted? (a) 27 (b) 42 (c) 54 (d)…
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NCERT Exemplar Problems Class 8 Mathematics Chapter 10 Direct and Inverse Proportion Question. 1 Both u and v vary directly with each other. When u is 10, v is 15, which of the following is not a possible pair of corresponding values of u and v? (a)2 and 3 (b) 8 and 12 (c) 15…
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