CBSE Class 10 Mathematics Polynomials Online Test Set A

  Refer to CBSE Class 10 Mathematics Polynomials Online Test Set A below. Students of Class 10 can refer to the full list of free Class 10 Polynomials Mock Test provided by StudiesToday. These MCQ based online mock tests for Polynomials in Grade 10 has been designed…

CBSE Class 10 Mathematics Real Numbers Online Test Set B

  Refer to CBSE Class 10 Mathematics Real Numbers Online Test Set B below. Students of Class 10 can refer to the full list of free Class 10 Real Numbers Mock Test provided by StudiesToday. These MCQ based online mock tests for Real Numbers in Grade 10 has been designed…

NCERT Solutions Class 10 Mathematics Chapter 1 Real Numbers

Exercise 1.1 Q.1) Use Euclid’s division algorithm to find the HCF of: (i) 135 and 225 (ii) 196 and 38220 (iii) 867 and 255 Sol.1) (i) 135 and 225 We start with the larger number 225 By Euclid’s division algorithm, we have 225 = 1 × 135 + 90 135 = 1 × 90 + 45 = 2 × 45 + 0…

CBSE Class 10 Mathematics Real Numbers Notes Set B

  Classification of Natural Numbers I) Natural numbers are divided into three groups:- i) Unit:-1 is the only unit in natural numbers. ii) Prime:-A natural number “a” is said to be Prime if it is divisible by 1 and ‘”a” itself. For example 2,3,5,7,11,13,17,19,23,29,31…

CBSE Class 10 Mathematics Real Numbers MCQs

More Questions: Question: The product of two consecutive integers is divisible by a) 2 b) 3 c) 5 d) 7 Answer: 2 Question: The product of three consecutive integers is divisible by a) 6 b) 7 c) none of these d) 5 Answer: 6 Question: n2 -1 is divisible by 8, if n is a…

CBSE Class 10 Mathematics Real Numbers Notes And Examples

  EUCLID’S DIVISION ALGORITHM : If ‘a’ and ‘b’ are positive integers such that a = bq + r, then every common divisor of ‘a’ and ‘b’ is a common divisor of ‘b’ and ‘r’ and vice-versa. Illustration-4 Use Euclid’s division algorithm to find the H.C.F. of 196 and 38318…

CBSE Class 10 Mathematics Real Numbers Notes Set A

  Chapter 1: Real Numbers Points to Remember Key Concepts 5.Euclid’s Division Algorithm is stated for only positive integers but it can be extended for all integers except zero, i.e, b ≠ 0. 6.The numbers which can be represented in the form of p/q where q   0…