2+4? I am omisha please give me answer
2 answers:
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Answer:
The rate is degree per hour.
Step-by-step explanation:
Given : A scientist conducted an experiment. Due to chemical reaction, the temperature of a compound rose degree every
hour for a limited time.
To find : What was the rate, in degrees per hour that the temperature of the compound rose ?
Solution :
In every hour the temperature of a compound rose
degree
To get the rate, in degrees per hour,
In every 1 hour the temperature of a compound rose is
degree
degree/hr
degree/hr
Therefore, the rate is degree per hour.
That's for the equation I got from the picture
positive number times negative number is negative number "(+)(-) = (-)".
we change the mixed numbers to the improper fractions