Answer:
There were 70 choices for the four locations to apply the new ointment
Step-by-step explanation:
The order in which the locations are chosen is not important. So we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.
How many different choices were there for the four locations to apply the new ointment
Four locations from a set of 8. So
There were 70 choices for the four locations to apply the new ointment
You have to multiply 38.1 times 38.1 so it would be
38.1*38.1 = 1451.61 square cm<span>
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Answer: There are 8 snake and 3 elephants.
Step-by-step explanation:
Let x= Number of snakes
y= Number of elephants
We know that , snake has no legs elephant has 4 legs.
Then, Total animals = x+y=11 (i)
Total legs = 4y = 12
⇒ y=3 .. (ii)[divide both sides by 4]
Substitute value of y from (ii) in (i) , we get
Hence, there are 8 snake and 3 elephants.
About 4:39.
Hope this helps~!
~{Isle of flightless birds}
Step-by-step explanation:
eggs used : 50-12= 38 eggs