75% of the teachers were first-year teachers
Step-by-step explanation:
the formula for percentage will be used for the problem
The percentage is given by:

Here
Total teachers = 57+19 = 76
First-year teachers = 57
So,

Hence, 75% of the teachers were first-year teachers
Keywords: Percentage, Percent
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Answer:
(15squrt3)/2
Step-by-step explanation:
cos30=x/15
Answer: 3 units
Step-by-step explanation:
By the triangle proportionality theorem,

Volume of cone : (1/3) * pi * r^2 * h
<span>35 = (1/3) * 3.14 * 2.4^2 * h </span>
<span>h = 35 / ((1/3) * 3.14 * 2.4^2) </span>
<span>h ≈ 5.805 in </span>
<span>h = 5.81 in
Hope this helps you </span>
Answer
5 and 1360
Step-by-step explanation:
If you divide 20 by 4 it is 5
If you times 20 by 68 mins then it is 1360
Always divided the two numbers they give you to find the rate which is 5 and then you times 68 to 20 to get 1360
Hope this helps