Answer:
1) 
2) 
Step-by-step explanation:
1)
Subtract 15 from both sides
Divide both sides by 2
this shows that 10 is the right answer
2)
Add 3 to both sides
Divide both sides by 7
this shows that 3 is the right answer
Hope this helps
Step-by-step explanation:
Rate of drop of temperature = Change in temperature/Rate
=> (165 - 135)/15
=> 30/15
=> 2 ⁰F/min
Now, The time at which the temperature of will be 70⁰F = 70/Rate
=> 70/2
=> 35 min
Time for 110⁰ F
=> 110/2
=> 55 min
Answer:
84
Step-by-step explanation:
The interquartile range is obtained using the relation :
Third quartile (Q3). - First quartile (Q1)
From. The boxplot :
Q3 = 96
Q1 = 12
Interquartile range (IQR) = Q3 - Q1 = 96 - 12 = 84
You will need to add all the dimensions together, also know as perimeter
