NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 1: Number System - Encircle Odd Ones
Question 28

Question.  28

(a) (–9) × 5 × 6 × (–3)

(b) 9 × (–5) × 6 × (–3)

(c) (–9) × (–5) × (–6) × 3

(d) 9 × (–5) × (–6) × 3

(a)

(–9) × 5 × 6 × (–3)

(b)

9 × (–5) × 6 × (–3)

(c)

(–9) × (–5) × (–6) × 3

(d)

9 × (–5) × (–6) × 3

Detailed Answer with Explanation:

Evaluations: (a)=810, (b)=810, (d)=810, (c)=–810. Hence (c) is odd.

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NCERT Exemplar Solutions Class 7 – Mathematics – Unit 1: Number System – Encircle Odd Ones | Detailed Answers