# RS Aggarwal Class 8 Math First Chapter Rational Numbers Exercise 1E Solution

## EXERCISE 1E

**(1) Simplify:**

**(2) Verify whether the given statement is true or false:**

**(3) Verify whether the given statement is true or false:**

**(4) The product of two rational numbers is – 9. If one of the numbers is – 12, find the other.**

**(5) The product of two rational numbers is (-16)/9. If one of the numbers is (-4)/3, find the other.**

**(6) By what rational number should we multiply (-15)/56 to get (-5)/7?**

**(7) By what rational number should (-8)/39 be multiplied to obtain 1/26?**

**(8) By what number should (-33)/8 be divided to get (-11)/2?**

**(9) Divide the sum of 13/5 and (-12)/7 by the product of (-31)/7 and 1/(-2).**

**(10) Divide the sum of 65/12 and 8/3 by their difference.**

**(11) Fill in the blanks:**

**(12) (i) Are rational numbers always closed under division? **

Ans: No

**(ii) Are rational numbers always commutative under division?**

Ans: No

**(iii) Are rational numbers always associative under division? **

Ans: No

**(iv) Can we divide 1 by 0? **

Ans: No

Nice sir and thank you