Question

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Answer 1

Answer:

question3(1)

Given that

Let us assume that the lowered temperature as negative,

Initial temperature = 40oC

Change in temperature per hour = -5oC

Change in temperature after 10 hours = (-5) × 10 = -50oC

∴The final room temperature after 10 hours of freezing process = 40oC + (-50oC)

= -10oC

The room temperature 10 hours after the process begins= -10oC

questions3(2)

in the attachment given above

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Answer 2

Answer:

A) the score of mohan is 8.

B) the score of reshma is 15.

Step-by-step explanation:

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