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Ex 3.2, 1
Last updated at May 7, 2026 by Teachoo
Class 9
Chapter 3 Class 9 - The World of Numbers (Ganita Manjari I)
- The Human Need to Count
- Exercise Set 3.1
- The Revolution of Śhūnya
- Integers
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Exercise Set 3.2
Transcript
Ex 3.2, 1 The temperature in the high-altitude desert of Ladakh is recorded as 4 °C at noon. By midnight, it drops by 15 °C. What is the midnight temperature? Initial temperature = 4 °C Temperature drop at midnight = 15 °C Thus, Midnight temperature = Initial Temperature – Temperature drop at midnight = 4 – 15 = –15 + 4 = – (15 – 4) = –11 °C Thus, midnight temperature is -11°C.
