Question

1. Due to heavy snow the temperature in Leh plummeted to -13°C from 2°C. During that period,
temperature in Delhi fell to 4°C from 16°C. In which city is the temperature fall greater?


2. The height of a lighthouse is 60 m and the depth of the seabed is 14 m. Above the lighthouse is a tower of
height 7 m for signal purposes. Find the total height of the structure.


3. The sum of two integers is 2020. if one of them is -2020, then what is the other integer?
g hid. Vikram gained Rs 450 in one transaction and lost of Rs 880 in another transaction. What would be his final
gain or loss?


4. The difference between the integer m and (-17) is (-2). Find the value of m.

5. Simplify the following.

(a) 30 + (-23) + 55+ (-63)
(b) 37 + (-2) + (-65) + (-8)
(c) 50 - (-40) - (-2)​

Answer 1

Answer:

1. Delhi

2. 81 mtrs

3. 4040

4 (16)

5. 1. (-6)

   2. (-48)

   3. (92) Idk

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