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प्रश्न
Indicate the following using '+' or '−' sign: 7°C below the freezing point
पर्याय
+
-
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उत्तर
-
-7oC
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संबंधित प्रश्न
Add: 9 + (–3)
Indicate the following using '+' or '−' sign: 3 km below sea level
Find the value of: 8 −|−7|
A car travelled 60 km to the north of Patna and then 90 km to the south from there. How far from Patna was the car finally?
Subtract: 18 from −34
Multiply: –12 by –9
Divide: 0 by –278
Write (T) for true and (F) for false for the following statement:
(−7) ÷ (−1) = 7
On subtracting −5 from 10, we get
An atom consists of charged particles called electrons and protons. Each proton has a charge of +1 and each electron has a charge of –1. Remember number of electrons is equal to number of protons, while answering these questions:
What will be the charge on an atom if it loses an electron?
