Q.20·Miscellaneous·2025·EasyThe sides of triangle ABC are AB = 3 cm, BC = 5 cm, and CA = 7 cm. Consider the following statements: I. The triangle is obtuse-angled. II. The sum of acute angles of the triangle is also acute. Which of the statements given above is/are correct?View question
Q.22·Miscellaneous·2025·EasyWhat is the equation of the plane passing through the point (1, 1, 1) and perpendicular to the line whose direction ratios are (3, 2, 1) ?View question
Q.24·Miscellaneous·2025·EasyThe mode of the set {5, 8, 8, 10, 11, 11, 11, 12, 13, 14, 15} is: What is the mean of the given set?View question
Q.25·Miscellaneous·2025·EasyWhat is PN equal to? The top (M) of a tower is observed from points P, Q, R lying in a straight line along foot (N) of the tower. Angles of elevation from P, Q, R are 30°, 45°, 60°, respectively. Let PQ = a and QR = b.View question
Q.26·Miscellaneous·2025·Easyscientists have (P) the effects of(Q) warned us about (R) climate change(S)View question
Q.27·Miscellaneous·2025·EasyThe function f(x) satisfies: f(xy) = f(x) × f(y) for all positive real values of x and y, and f(1) = 3 What is f(16) equal to?View question
Q.28·Miscellaneous·2025·EasyThe function f(x) satisfies: f(xy) = f(x) × f(y) for all positive real values of x and y, and f(1) = 3 What is f(f(4)) equal to?View question
Q.29·Miscellaneous·2025·EasyA function f is such that f(xy) = f(x + y) for all real values of x and y, and f(5) = 10 What is f(20) + f(−20) equal to?View question
Q.30·Miscellaneous·2025·EasyThe frequency distribution of height of students of a class is given below: Height (in cm) Number of Students 160–162 12 162–164 15 164–166 24 166–168 13 What is the total number of students whose height is less than or equal to 165 cm?View question
Q.31·Miscellaneous·2025·EasyConsider the following for the two (02) items that follow: In a triangle ABC, two sides BC and CA are in the ratio 2:1 and their opposite corresponding angles are in the ratio 3:1. Consider the following statements: I. The triangle is right-angled. II. One of the sides of the triangle is 3 times the other. III. The angles A, C and B of the triangle are in AP. Which of the statements given above is/are correct ?View question
Q.32·Miscellaneous·2025·EasyA man at M, standing 100 m away from the base (P) of a chimney of height 50 m, observes the angle of elevation of the highest point (Q) of the smoke to be 45°.The highest point of the chimney is at R. Further, P, R and Q are in a straight line and the straight line is perpendicular to PM. What is the angle RMQ equal to ?View question
Q.33·Miscellaneous·2025·EasyThe vertices of a triangle are A(1, 1), B(0, 0) and C(2, 0). The angular bisectors of the triangle meet at P. What are the coordinates of P?View question
Q.34·Miscellaneous·2025·EasyABC is an equilateral triangle and AD is the altitude on BC. If coordinates of A are (1, 2) and D are (-2, 6), then what is the equation of BC?View question
Q.35·Miscellaneous·2025·EasyThe mode of the set {5, 8, 8, 10, 11, 11, 11, 12, 13, 14, 15} is: What is the mode of the given set?View question
Q.36·Miscellaneous·2025·EasyThe mean of 5 observations is 9. If one observation is excluded, the mean becomes 10. What is the excluded observation?View question