At college X, there are 2 professors for every 55 students. If there are 1650 students at this college, how many professors are there?
110
60
40
30
The Correct Answer is B
To find the number of professors at the college, use the given ratio of professors to students.
The ratio is 2 professors for every 55 students. If there are 1650 students, you can set up a proportion to find the number of professors:
= 
Solve for x:
x = 
Calculate this:
x = 3300 ÷ 55 = 60
So, the number of professors is: 60
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Let's evaluate each statement:
120% = 1.02:
To convert 120% to a decimal: 120%=1.20120\% = 1.20120%=1.20.
This statement is incorrect because 120% equals 1.20, not 1.02.
45% = 0.045:
To convert 45% to a decimal: 45%=0.4545\% = 0.4545%=0.45.
This statement is incorrect because 45% equals 0.45, not 0.045.
0.005 = 0.5%:
To convert 0.005 to a percentage: 0.005×100=0.5%0.005 \times 100 = 0.5\%0.005×100=0.5%.
This statement is correct.
DCLXVI = 650:
In Roman numerals: D = 500, C = 100, L = 50, X = 10, V = 5, I = 1.
Adding these: 500+100+50+10+5+1=666500 + 100 + 50 + 10 + 5 + 1 = 666500+100+50+10+5+1=666.
This statement is incorrect because DCLXVI equals 666, not 650.
The correct statement is: 0.005 = 0.5%
Correct Answer is C
Explanation
To solve the equation 5+y=−65 for y:
Subtract 5 from both sides of the equation:
5+y−5=−65−5
Simplify:
y=−70
So, the correct answer is: y=−70
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