## ML Aggarwal CBSE Solutions Class 6 Math Twelveth Chapter Algebra Exercise 12.4

ML Aggarwal CBSE Solutions Class 6 Math 12th Chapter Algebra Exercise 12.4 Ex 12.4 (1) State which of the following are equations with a variable. In case of an equation with a variable, identify the variable. (i) 17 + x = 5 Solution: It is an equation with variable x. (ii) 2b – 3 = […]

## ML Aggarwal CBSE Solutions Class 6 Math Twelveth Chapter Algebra Exercise 12.3

ML Aggarwal CBSE Solutions Class 6 Math 12th Chapter Algebra Exercise 12.3 Ex 12.3 (1) Form four expressions with numbers 7, 5 and 8 (no variable) using operations of addition, subtraction or multiplication with the condition that every number should be used but not more than once. Solution: The expressions formed from the given numbers […]

## ML Aggarwal CBSE Solutions Class 6 Math Twelveth Chapter Algebra Exercise 12.2

ML Aggarwal CBSE Solutions Class 6 Math 12th Chapter Algebra Exercise 12.2 Ex 12.2 (1) If the side of an equilateral triangle is l, then express the perimeter of the triangle in terms of l. Solution: In equilateral triangle all the sides are equal. There are 3 sides in a triangle One side of the […]

## ML Aggarwal CBSE Solutions Class 6 Math Twelveth Chapter Algebra Exercise 12.1

ML Aggarwal CBSE Solutions Class 6 Math 12th Chapter Algebra Exercise 12.1 Ex 12.1 (1) Find the rule which gives the number of matchsticks required to make the following matchstick patterns. Use the variable (literal) to write the rule. Solution: (i) In fig. using 2 matchstick One T is formed. (ii) In fig. using two […]

## NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.5 Solution

NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.5 Solution EXERCISE 11.5 (1) State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable. (a) 17 = x + 7 Ans: An equation variable with x. (e) 5 × 4 – 8 […]

## NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.4 Solution

NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.4 Solution EXERCISE 11.4 (1) Answer the following: (a) Take Sarita’s present age to be y years (i) What will be her age 5 years from now? Ans: (y + 5) years (ii) What was her age 3 years back? Ans: (y – 3) years (iii) Sarita’s […]

## NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.3 Solution

NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.3 Solution EXERCISE 11.3 (1) Make up as many expressions with numbers (no variables) as you can from three numbers 5, 7 and 8. Every number should be used not more than once. Use only addition, subtraction and multiplication. (2) Which out of the following are expressions […]

## NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.2 Solution

NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.2 Solution EXERCISE 11.2 (1) The side of an equilateral triangle is shown by l. Express the perimeter of the equilateral triangle using l. Solution: Here, the length of side of the equilateral triangle is l. Therefore, the perimeter of the triangle = (l + l + […]

## NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.1 Solution

NCERT Class 6 Mathematics Eleventh Chapter Algebra Exercise 11.1 Solution EXERCISE 11.1 (1) Find the rule which gives the number of matchsticks required to make the following matchstick patterns. Use a variable to write the rule. (2) We already know the rule for the pattern of letters L, C and F. Some of the letters […]