Question : Which of these is not the correctly stated component of the expenditure method of measuring national income?

Option 1: Final investment expenditure by firms

Option 2: Final government expenditure

Option 3: Export plus import expenditure

Option 4: Final consumption expenditure by households

Question : The value of $(x^{b+c})^{b–c}(x^{c+a})^{c–a}(x^{a+b})^{a–b}$, where $(x\neq 0)$ is:

Option 1: 1

Option 2: 2

Option 3: –1

Option 4: 0

Question : Directions: In the following question, you have to identify the correct response from the given premises stated according to the following signs.
In a certain code language, – represents ×, ÷ represents +, + represents ÷, and × represents –. Find out the answer to the following question.
15 – 6 + 10 × 3 ÷ 2 = ?

Option 1: 24

Option 2: 9

Option 3: 2

Option 4: 8

Question : Simplify the given expression and find the value for $x=-1$.
$\frac{10 x^2+5 x+2 x y+y}{5 x+y}$

Option 1: –1

Option 2: 0

Option 3: 1

Option 4: 2

Question : Directions: Identify the correct response from the given premises stated according to the symbols.
In a certain code language, – represents ×, ÷ represents +, + represents ÷ and × represents –. Find out the answer to the following equation.
19 ÷ 2 – 35 + 10 × 6 = ?

Option 1: 20

Option 2: 14

Option 3: 32

Option 4: 27