## RD Sharma Class 8 Solutions Chapter 1 Rational Numbers Ex 1.7

These Solutions are part of RD Sharma Class 8 Solutions. Here we have given RD Sharma Class 8 Solutions Chapter 1 Rational Numbers Ex 1.7

Other Exercises

Question 1.
Divide :

Solution:

Question 2.
Find the value and express as a rational number in standard form :

Solution:

Question 3.
The product of two rational numbers is15. If one of the numbers is -10, find the other.
Solution:

Question 4.
The product of two rational numbers is$$\frac { -9 }{ 8 }$$ if one of the numbers is $$\frac { -4 }{ 15 }$$, find other.
Solution:

Question 5.
By what number should we multiply $$\frac { -1 }{ 6 }$$ so that the product may be $$\frac { -23 }{ 9 }$$ ?
Solution:

Question 6.
By what number should we multiply $$\frac { -15 }{ 28 }$$ so that the product may be $$\frac { -5 }{ 7 }$$ ?
Solution:

Question 7.
By what number should we multiply $$\frac { -8 }{ 13 }$$ so that the product may be 24 ?
Solution:

Question 8.
Bv what number should $$\frac { -3 }{ 4 }$$ multiplied in order to produce $$\frac { 2 }{ 3 }$$ ?
Solution:

Question 9.
Find (x +y) + (x – y), if

Solution:

Question 10.
The cost of 7 $$\frac { 2 }{ 3 }$$ metres of rope is Rs 12 $$\frac { 3 }{ 4 }$$.Find its cost per metre.
Solution:

Question 11.
The cost of 2 $$\frac { 1 }{ 3 }$$ metres of cloth is Rs. 75 $$\frac { 1 }{ 4 }$$Find the cost of cloth per metre.
Solution:

Question 12.
By what number should $$\frac { -33 }{ 16 }$$ be divided to get $$\frac { -11 }{ 4 }$$ ?
Solution:

Question 13.
Divide the sum of $$\frac { -13 }{ 5 }$$ and $$\frac { 12 }{ 7 }$$ by the product of $$\frac { -31 }{ 7 }$$ and $$\frac { -1 }{ 2 }$$.
Solution:

Question 14.
Divide the sum of $$\frac { 65 }{ 12 }$$ and $$\frac { 12 }{ 7 }$$ bv their difference.
Solution:

Question 15.
If 24 trousers of equal size can be prepared in 54 metres of cloth, what length of cloth is required for each trouser ?
Solution:

Hope given RD Sharma Class 8 Solutions Chapter 1 Rational Numbers Ex 1.7 are helpful to complete your math homework.

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