Answer: 15
Step-by-step explanation:
Answer:
a) 
b) 
Step-by-step explanation:
From the question we are told that:
3 coin are tossed
Therefore
Sample space 
Generally the sets that correspond with the result of at most one tail is therefore given as follows

Therefore
The result is at most one tail when

Equation: 3x+9=42
3x=42-9=33
<span>Answer: x=33/3=11
Hope this helps!!
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(I hope I can get brainliest! :))
The total price equals how much food he buys and the price per kilogram
<span>t = pk which is price per kilogram and number of kilo of food multiplied.
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I hope I could help
Answer:
21.78 meters
Step-by-step explanation:
Divide 326.7/15