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प्रश्न
In 8 hours duration, with uniform decrease in temperature, the temperature dropped 24°C. How many degrees did the temperature drop each hour?
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उत्तर
In 8 hours the drop in temperature = 24
In 1 hour the drop in temperature = `24/8` = 3°
The temperature dropped 3°C every hour.
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संबंधित प्रश्न
Evaluate the following:
0 ÷ (–12)
Evaluate the following:
(–31) ÷ [(–30) + (–1)]
Evaluate the following:
[(–36) ÷ 12] ÷ 3
Verify that a ÷ (b + c) ≠ (a ÷ b) + (a ÷ c) for the following values of a, b and c.
a = (−10), b = 1, c = 1
______ ÷ (4) = –3
Solve:
100 ÷ 60
The fish in the pond below, carry some numbers. Choose any 4 pairs and carry out four multiplications with those numbers. Now, choose four other pairs and carry out divisions with these numbers.
For example,
- (–13) × (–15) = 195
- (–24) ÷ 9 = `(-24)/9 = (-8)/3`
25 ÷ _____ = −5
(–100) ÷ (–10) = ______.
Multiplication fact (–8) × (–10) = 80 is same as division fact 80 ÷ (–8) = (–10)
