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Tag Archives: RD Sharma Class-10

Question 1. In each of the following systems of equation determine whether the system has a unique solution, no solution, or infinite solutions. In case… Read More
Question 49. Find the sum of first n odd natural numbers. Solution: First odd natural numbers are 1, 3, 5, 7, . . .2n –… Read More
Question 1. (i) In fig., if AB || CD, find the value of x. Solution: Given,   AB∥ CD. To find the value of x. Now,… Read More
Question 1. Find the sum of the following arithmetic progressions: (i) 50, 46, 42, … to 10 terms Solution:  Given A.P. has first term(a) =… Read More
Question 14. Find the value of k for which each of the following system of equations having infinitely many solutions:   2x + 3y =… Read More
Question 1. The sum of two numbers is 8. If their sum is four times their difference, find the numbers. Solution: Let us assume the… Read More
Question 1. AB is a chord of a circle with centre O and radius 4 cm. AB is of length 4 cm and divides the… Read More
Question 1. A piece of cloth costs ₹ 35. If the piece were 4 m longer and each metre costs ₹ 1 less, the cost… Read More
Question 1. Suppose you drop a tie at random on the rectangular region shown in fig. below. What is the probability that it will land inside… Read More
Question 13. A part of monthly hostel charges in a college are fixed and the remaining depend on the number of days one has taken… Read More