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MATHEMATICS, 4., EXERCISE 1.1, 7 Ina, 1. Following number line shows the temperature in degree celsius (°C) at different pl, on a particuar day., Shimla-, Ooty, Bengaluru, Lahulspitis Srinagars, 十+, 25, 15, -5, 20, 8., (a) Observe this number line and write the temperature of the places marked on, (b) What is the temperature difference between the hottest and the coldest pla, among the above?, (c) What is the temperature difference between Lahulspiti and Srinagar?, (d) Can we say temperature of Srinagar and Shimla taken together is less than, temperature at Shimla? Is it also less than the temperature at Srinagar?, 2. In a quiz, positive marks are given for correct answers and negative marks are give, for incorrect answers. If Jack's scores in five successive rounds were 25,-5,-, 15 and 10, what was his total at the end?, 10., |, by 2°C on Tuesday. What was the temperature of Srinagar on Tuesday, On Wednesday, it rose by 4°C. What was the temperature on the, day?, 4. A plane is flying at the height of 5000 m above the sea level. At, particular point, it is exactly above a submarine floating 1200 m belo, the sea level. What is the vertical distance between them?, 5 Mohan deposits 2,000 in his bank account and withdraws 1,6, from it, the next day. If withdrawal of amount from the account, represented by a negative integer, then how will you represent the amou, deposited? Find the balance in Mohan's account after the withdrawa, 6./ Rita goes 20 km towards east from a point A to the pointB. From E, she moves 30 km towards west along the same road. If the distance, towards east is represented by a positive integer then, how will, represent the distance travelled towards west? By which integer w, you represent her final position from A?