20.
39. The temperature of a city at 2 p.m. was 15 °C. Every hour it decreases by
3°C. The temperature at 7 p.m. will be

Question

20.
39. The temperature of a city at 2 p.m. was 15 °C. Every hour it decreases by
3°C. The temperature at 7 p.m. will be​

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Kaylee 10 months 2021-07-07T15:26:58+00:00 1 Answers 0 views 0

Answers ( )

  1. Raelynn
    0
    2021-07-07T15:28:25+00:00
    Reply

    \huge\tt{\underline{Question : }}

    The temperature of a city at 2 p.m. was 15 °C. Every hour it decreases by

    3°C. The temperature at 7 p.m. will be

    \huge\tt{\underline{Answer : }}

    The temperature of a city at 2 p.m. was 15 °C.

    Therefore ,

    At 7 pm its temperate will be [15- (5×3)]

    i.e; 0° C

    More Information: –

    Time difference = 7–2

    i.e; 5

    Every hour, temperate is decreases by 3° C

    Therefore ,

    in 5 hr it will decrease by (5×3) = 15°C

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