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Given n students in the class like football, what may 2n show? What may n/2 show? (Hint : Think of games other than football).-Mathematics-cbse-std 6th-Algebra1 Answer(a) Given Munnu’s age to be x years, can you guess what (x – 2) may show? (Hint : Think of Munnu’s younger brother.) Can you guess what (x + 4) may show? What (3 x + 7) may show?-Mathematics-cbse-std 6th-Algebra2 Answer Out of 30 students in a class, 6 like football, 12 like cricket and remaining like tennis. Find the ratio of (a) Number of students liking football to number of students liking tennis. (b) Number of students liking cricket to total number of students- Mathematics-cbse-std 6th-Ratio and Proportion1 AnswerIn the following example, try to identify the number of times the velocity of the ball changes: "A football player kicks a football to another player of his team who kicks the football towards the goal. The goalkeeper of the opposite team collects the football and kicks it towards a player of his own team". Also identify the agent supplying the force in each case - Physics Cbse class 11 1 AnswerWriting: CBSE-english-20161 AnswerThe teacher distributes 5 pencils per student. Can you tell how many pencils are needed, given the number of students? (Use s for the number of students.)-Mathematics-cbse-std 6th-Algebra3 AnswerShow that the points (-2, 3), (8, 3) and (6, 7) are the vertices of a right triangle. Mathematics CBSE class 10 20131 AnswerIf the points (p, q); (m, n) and (p – m, q – n) are collinear, show that pn = qm. CBSE Mathematics1 AnswerPick out the solution from the values given in the bracket next to each equation. Show that the other values do not satisfy the equation.-Mathematics-cbse-std 6th-Algebra1 AnswerShow that if the diagonals of a quadrilateral are equal and bisect each other at right angles, then it is a square. CBSE class 9 Mathematics1 AnswerIn a class A of 25 students, 20 passed in first class. In another class B of 30 students, 24 passes in first class. In which class was a greater fraction of students getting first class?-Mathematics-cbse-std 6th-Factors and Multiples1 Answer A projectile is fired at an angle θo with intial velocity vo. Show that its trajectory is parabolic -Physics Cbse class 11 1 AnswerIf all the sides of a parallelogram touch a circle, show that the parallelogram is a rhombus. CBSE Mathematics1 Answer Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of-Mathematics-cbse-std 6th-Ratio and Proportion1 Answer. Show that the total momentum of an isolated system of interacting particles is conserved. Physics Cbse class 11 1 Answer. State Newtons law of gravitation. Show that for a two particle system gravitational force -Physics Cbse class 11 1 AnswerA rectangle is formed by joining the mid-points of the sides of a rhombus. Show that the area of rectangle is half the area of rhombus. CBSE class 9 Mathematics1 AnswerDescribe an activity to show that a star moves a certain angle in the sky relative to its position the previous day. 2006 CBSE Physic class 101 AnswerIf two sides of one triangle are equal to two sides of another triangle and the contained angles are supplementary, show that the two sides are equal in area. CBSE class 9 Mathematics1 AnswerGiven Sara’s age today to be y years. Think of her age in the future or in the past. What will the following expression indicate? y + 7,y – 3,y +4 1/2,y – 2 1/2.-Mathematics-cbse-std 6th-Algebra1 Answer