Category: Assignments

Question. ~ ( p ∨ q) is equal to:(a) ~ p ∨ ~ q(b) ~ p ∧ ~ q(c) ~ p ∨ q(d) p ∨ ~ q Question. Negation of “Ram is in Class X or Rashmi is in Class XII” is:(a) Ram is not in class X but Ram is in class XII(b) Ram is […]

Please refer to Assignments Class 11 Mathematics Statistics Chapter 15 with solved questions and answers. We have provided Class 11 Mathematics Assignments for all chapters on our website. These problems and solutions for Chapter 15 Statistics Class 11 Mathematics have been prepared as per the latest syllabus and books issued for the current academic year. Learn these […]

Please refer to Assignments Class 11 Mathematics Conic Sections Chapter 11 with solved questions and answers. We have provided Class 11 Mathematics Assignments for all chapters on our website. These problems and solutions for Chapter 11 Conic Sections Class 11 Mathematics have been prepared as per the latest syllabus and books issued for the current […]

Question. A party of 23 persons take their seats at a round table. The odds against two persons sitting together are:(a) 10 : 1(b) 1 : 11(c) 9 : 10(d) None of these    Question. In a horse race the odds in favour of three horses are 1:2, 1:3 and 1:4. The probability that one […]

Question. The relationship between the correlation coefficient r and the regression coefficients bxy  and byx is:   (a) r = 1/2 (bxy + byx)(b) r = √bxy.byx(c) r = (bxy.byx)2(d) r = bxy + byx Question. The harmonic mean of 4, 8, 16 is        (a) 6.4(b) 6.7(c) 6.85(d) 7.8 Question. A student obtain 75%, 80% and 85% […]

Please refer to Assignments Class 11 Mathematics Conic Sections Chapter 11 with solved questions and answers. We have provided Class 11 Mathematics Assignments for all chapters on our website. These problems and solutions for Chapter 11 Conic Sections Class 11 Mathematics have been prepared as per the latest syllabus and books issued for the current […]

Please refer to Assignments Class 11 Mathematics Straight Lines Chapter 10 with solved questions and answers. We have provided Class 11 Mathematics Assignments for all chapters on our website. These problems and solutions for Chapter 10 Straight Lines Class 11 Mathematics have been prepared as per the latest syllabus and books issued for the current […]

Question. Two poles standing on a hori ontal ground are of heights 5m and 10m respectively. The line oining their tops makes an angle of 15 with the ground. Then the distance (in m) between the poles, is:(a) 5(2 + √3)(b) 5(√3 +1)(c) 5/2(2 + √3)(d) 10(√3 -1) Question. The value of sin 10° sin […]

Question. The domain of the definition of the function f(x) = 1/4-x2 + log10(x3-x)(a) (–1, 0) ∪ (1, 2) ∪ (3, ∞)(b) (–2, –1) ∪ (–1, 0) ∪ (2, ∞)(c) (–1, 0) ∪ (1, 2) ∪ (2, ∞)(d) (1, 2) ∪ (2, ∞) Question. Let ƒ(n) = [1/3 + 3n/100]n, where [n] denotes the greatest integer […]

Question. Let S = {1, 2, 3, … , 100}. The number of non-empty subsets A of S such that the product of elements in A is even is :(a) 2100 -1(b) 250 (250-1)(c) 250 – 1(d) 250 + 1 Question. Let Z be the set of integers. If A = {x ∈ Z : […]