The given rational numbers 3/5 and 3/4, so the L.C.M. of 5 and 4 is 20. ∴ 3/5x4x4=12/20 and 3/4x5/5=15/20 Again 12/20x8x8=96/160 and 15/20x8/8=120/160 ∴ Five rational numbers between 3/5 and 3/4 are: 97/160,98/160,99/160,100/160,101/160,102/160,103/160,104/160,105/160,106/160 Class 8 Maths Chapter 1Read more
The given rational numbers 3/5 and 3/4, so the L.C.M. of 5 and 4 is 20.
∴ 3/5x4x4=12/20 and 3/4×5/5=15/20
Again 12/20x8x8=96/160 and 15/20×8/8=120/160
∴ Five rational numbers between 3/5 and 3/4 are:
97/160,98/160,99/160,100/160,101/160,102/160,103/160,104/160,105/160,106/160
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
Five rational numbers greater than -2 are: -3/2,-1,-1/2,0,1/2 Other rational numbers may also be possible Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Five rational numbers greater than -2 are: -3/2,-1,-1/2,0,1/2
Other rational numbers may also be possible
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
2/3 and 4/5 L.C.M. of 3 and 5 is 15. ∴ 2/3x5/5=10/15 and 4/5x3/3=12/15 Again 10/15x4/4=40/60 and 12/15x4x4=48/60 ∴ Five rational numbers between 2/3 and 4/5 are 41/60,42/60,43/60,44/60,45/60 Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.coRead more
2/3 and 4/5
L.C.M. of 3 and 5 is 15. ∴ 2/3×5/5=10/15 and 4/5×3/3=12/15
Again 10/15×4/4=40/60 and 12/15x4x4=48/60
∴ Five rational numbers between 2/3 and 4/5 are 41/60,42/60,43/60,44/60,45/60
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
Given rational numbers -2/5 and 1/2 Here, L.C.M. of 5 and 2 is 10. ∴ -2/5x2/2=-4/10 and 1/2x5/5=5/10 Again, -4/10x2/2=-8/20 and 5x10x2/2=10/20 ∴ Ten rational number between -2/5 and 1/2 are -7/20,-6/20,-5/20,-4/20,-3/20,-2/20,-1/20,0,1/20,2/20. Class 8 Maths Chapter 1 Exercise 1.2 Solution in VideoRead more
Given rational numbers -2/5 and 1/2
Here, L.C.M. of 5 and 2 is 10.
∴ -2/5×2/2=-4/10 and 1/2×5/5=5/10
Again, -4/10×2/2=-8/20 and 5x10x2/2=10/20
∴ Ten rational number between -2/5 and 1/2 are -7/20,-6/20,-5/20,-4/20,-3/20,-2/20,-1/20,0,1/20,2/20.
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
1/3,1/4,1/2,-1/2,-1/5 and so on. Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
1/3,1/4,1/2,-1/2,-1/5 and so on.
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
Here, B = -2/11, C= -5/11 and D = -9/11 Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Here, B = -2/11, C= -5/11 and D = -9/11
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
(i) Zero has No reciprocal. (ii) The numbers 1 and -1 are their own reciprocals. (iii) The reciprocal of -5 is -1/5 (iv) Reciprocal of 1/x, where x ≠0 is x (v) The product of two rational numbers is always a Rational Number (vi) The reciprocal of a positive rational number is Positive Class 8 MathsRead more
(i) Zero has No reciprocal.
(ii) The numbers 1 and -1 are their own reciprocals.
(iii) The reciprocal of -5 is -1/5
(iv) Reciprocal of 1/x, where x ≠0 is x
(v) The product of two rational numbers is always a Rational Number
(vi) The reciprocal of a positive rational number is Positive
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
(i) 0 (ii) 1 and 1 (iii) 0 Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
(i) 0
(ii) 1 and 1
(iii) 0
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1. Therefore, 0.3x10/3 = 3/10x10/3=1 Therefore, Yes 0.3 is the multiplicative inverse of 3(1/3) Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-Read more
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1.
Therefore, 0.3×10/3 = 3/10×10/3=1
Therefore, Yes 0.3 is the multiplicative inverse of 3(1/3)
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1. Therefore, 8/9x(-9/8)=8/9x-9/8=-1 But its product must be positive 1. Therefore, 8/9 is not the multiplicative inverse of (-9/8) Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwaRead more
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1.
Therefore, 8/9x(-9/8)=8/9x-9/8=-1
But its product must be positive 1.
Therefore, 8/9 is not the multiplicative inverse of (-9/8)
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
Find ten rational numbers between 3/5 and ¾.
The given rational numbers 3/5 and 3/4, so the L.C.M. of 5 and 4 is 20. ∴ 3/5x4x4=12/20 and 3/4x5/5=15/20 Again 12/20x8x8=96/160 and 15/20x8/8=120/160 ∴ Five rational numbers between 3/5 and 3/4 are: 97/160,98/160,99/160,100/160,101/160,102/160,103/160,104/160,105/160,106/160 Class 8 Maths Chapter 1Read more
The given rational numbers 3/5 and 3/4, so the L.C.M. of 5 and 4 is 20.
∴ 3/5x4x4=12/20 and 3/4×5/5=15/20
Again 12/20x8x8=96/160 and 15/20×8/8=120/160
∴ Five rational numbers between 3/5 and 3/4 are:
97/160,98/160,99/160,100/160,101/160,102/160,103/160,104/160,105/160,106/160
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Write 5 rational numbers greater than -2.
Five rational numbers greater than -2 are: -3/2,-1,-1/2,0,1/2 Other rational numbers may also be possible Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Five rational numbers greater than -2 are: -3/2,-1,-1/2,0,1/2
Other rational numbers may also be possible
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Find five rational numbers between: 2/3 and 4/5
2/3 and 4/5 L.C.M. of 3 and 5 is 15. ∴ 2/3x5/5=10/15 and 4/5x3/3=12/15 Again 10/15x4/4=40/60 and 12/15x4x4=48/60 ∴ Five rational numbers between 2/3 and 4/5 are 41/60,42/60,43/60,44/60,45/60 Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.coRead more
2/3 and 4/5
L.C.M. of 3 and 5 is 15. ∴ 2/3×5/5=10/15 and 4/5×3/3=12/15
Again 10/15×4/4=40/60 and 12/15x4x4=48/60
∴ Five rational numbers between 2/3 and 4/5 are 41/60,42/60,43/60,44/60,45/60
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Find ten rational numbers between -2/5 and ½.
Given rational numbers -2/5 and 1/2 Here, L.C.M. of 5 and 2 is 10. ∴ -2/5x2/2=-4/10 and 1/2x5/5=5/10 Again, -4/10x2/2=-8/20 and 5x10x2/2=10/20 ∴ Ten rational number between -2/5 and 1/2 are -7/20,-6/20,-5/20,-4/20,-3/20,-2/20,-1/20,0,1/20,2/20. Class 8 Maths Chapter 1 Exercise 1.2 Solution in VideoRead more
Given rational numbers -2/5 and 1/2
Here, L.C.M. of 5 and 2 is 10.
∴ -2/5×2/2=-4/10 and 1/2×5/5=5/10
Again, -4/10×2/2=-8/20 and 5x10x2/2=10/20
∴ Ten rational number between -2/5 and 1/2 are -7/20,-6/20,-5/20,-4/20,-3/20,-2/20,-1/20,0,1/20,2/20.
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Write five rational numbers which are smaller than 2.
1/3,1/4,1/2,-1/2,-1/5 and so on. Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
1/3,1/4,1/2,-1/2,-1/5 and so on.
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Represent -2/11,-5/11/-9/11 on the number line.
Here, B = -2/11, C= -5/11 and D = -9/11 Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Here, B = -2/11, C= -5/11 and D = -9/11
Class 8 Maths Chapter 1 Exercise 1.2 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Fill in the blanks: (i) Zero has _______________ reciprocal. (ii) The numbers _______________ and _______________ are their own reciprocals. (iii) The reciprocal of -5 is _______________. (iv) Reciprocal of 1/x, where x ≠0 is (v) The product of two rational numbers is always a _______________. (vi) The reciprocal of a positive rational number is _______________
(i) Zero has No reciprocal. (ii) The numbers 1 and -1 are their own reciprocals. (iii) The reciprocal of -5 is -1/5 (iv) Reciprocal of 1/x, where x ≠0 is x (v) The product of two rational numbers is always a Rational Number (vi) The reciprocal of a positive rational number is Positive Class 8 MathsRead more
(i) Zero has No reciprocal.
(ii) The numbers 1 and -1 are their own reciprocals.
(iii) The reciprocal of -5 is -1/5
(iv) Reciprocal of 1/x, where x ≠0 is x
(v) The product of two rational numbers is always a Rational Number
(vi) The reciprocal of a positive rational number is Positive
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Write: (i) The rational number that does not have a reciprocal. (ii) The rational numbers that are equal to their reciprocals. (iii) The rational number that is equal to its negative.
(i) 0 (ii) 1 and 1 (iii) 0 Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
(i) 0
(ii) 1 and 1
(iii) 0
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Is 0.3 the multiplicative inverse of 10/3 ? Why or why not?
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1. Therefore, 0.3x10/3 = 3/10x10/3=1 Therefore, Yes 0.3 is the multiplicative inverse of 3(1/3) Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-Read more
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1.
Therefore, 0.3×10/3 = 3/10×10/3=1
Therefore, Yes 0.3 is the multiplicative inverse of 3(1/3)
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Is 8/9 the multiplicative inverse of -1(1/8)? Why or why not?
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1. Therefore, 8/9x(-9/8)=8/9x-9/8=-1 But its product must be positive 1. Therefore, 8/9 is not the multiplicative inverse of (-9/8) Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwaRead more
Since multiplicative inverse of a rational number a is (1/a), if ax1/a=1.
Therefore, 8/9x(-9/8)=8/9x-9/8=-1
But its product must be positive 1.
Therefore, 8/9 is not the multiplicative inverse of (-9/8)
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/