Arithmetic Expressions Class 7 Assertion and Reason Questions

Arithmetic Expressions Class 7 Assertion and Reason Questions

Arithmetic Expressions Class 7 Assertion and Reason Questions

Question 1.

In each of the following questions, two statements have been given. One has been labelled as Assertion (A) and the other has been labelled as Reason (R). You have to choose the correct option, from the given four options.

(a) Both the statements (A) and (R) are correct and (R) is the correct explanation of (A).

(b) Both the statements (A) and (R) are correct but (R) is not the correct explanation of (A).

(c) (A) is correct but (R) is not correct.

(d) (R) is correct but (A) is not correct.

1. (A): The expression 9 × 7 + 4 has two terms.

(R): In an expression, terms are parts of the expression separated by a ‘x’ sign.

Answer:

(c) (A) is correct but (R) is not correct.

2. (A): The values of the expressions 9 + 5 and 5 + 9 is 13 in each case.

(R): Two terms of an expression added in any order gives the same sum.

Answer:

(d) (R) is correct but (A) is not correct.

3. (A): The value of the expression 18 × 8 - 12 × 8 is 48.

(R): 12 × 8 ÷ 2 = 48.

Answer:

(b) Both the statements (A) and (R) are correct but (R) is not the correct explanation of (A).

4. (A): The expression 12 - 4 - 9 has three terms 12, -4, and -9.

(R): The expression 12 - 4 - 9 can be written as 12 + (-4) + (-9).

Answer:

(a) Both the statements (A) and (R) are correct and (R) is the correct explanation of (A).

5. (A): The expression 9 - 2 × 3 has three terms.

(R): This expression has been constructed using three numbers 9, 2 and 3.

Answer:

(d) (R) is correct but (A) is not correct.