Associative Property of Whole Numbers

Q.

For rational numbers $\frac{a}{b},\frac{c}{d}$ and $\frac{e}{f}$ we have $\frac{a}{b}\times \left(\frac{c}{d}+\frac{e}{f}\right)=$ ______$+$______

Q.

If (2+3)+4 = 2+(3+4) then it follows which property for whole numbers?

1. Distributive

2. Commutative

3. Associative

4. Inverse

Q.

If (a$\times$b) $\times$ c = a $\times$ (b $\times$c), where a, b and c are all whole numbers, then it follows which property?

1. Distributive

2. Commutative

3. Associative

4. Inverse

Q.

Which is valid extension that user creates on operating system?

1. Com

2. Sys

3. Bat

4. Exe

Q. What is the multiplicative inverse of 5/7?

1. -5/7
2. -7/5
3. 7/5
4. 1

Q. If a - b = 0, then the additive inverse of a is

1. b
2. -b
3. a
4. 0

Q. The additive identity for rational numbers is

1. 0
2. 1
3. 10
4. -1

Q. The additive inverse of the rational number a/b is

1. a/b
2. -a/b
3. -b/a
4. b/a

Q. Under which operator is the set of rational numbers not closed?

1. Addition
2. Subtraction
3. Multiplication
4. Division