In a class of 120 students , 45 students received a grade of B.What percent of the class received a grade of B ?
Correct answer: C. 37.5%
- A. 75 %
- B. 25.6 %
- C. 37.5%
- D. 18.5%General Reference
Explanation
The fraction receiving grade B is 45 students / 120 students. Converting to a percentage gives 45 / 120 x 100 = 37.5%. Option b, 25.6%, comes from using an incorrect denominator or performing the division inaccurately.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Percentages
Percentages express a quantity as parts per hundred and support calculations involving increases, decreases, discounts, commissions, taxes, and successive changes. Questions require distinguishing percentage change from percentage points and identifying the original value when a final value and its percentage change are given.
Practise Arithmetic
1,060 free Arithmetic MCQs from Mathematics, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Mathematics questions like this
Mathematics is on 76 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Percentages questions
The number which exceeds 16% of it by 42 is________?
What percentage of numbers from 1 to 70 have squares that end in the digit 1?
The Price of an article is cut by 10%. To restore it to the former value, the new price must be increased by_______?
A company has 7348 bars of soap. If the company sells 20% of its bars of soap .how many bars of soap did it sell?
If 20 teachers out of a faculty of 80 are transferred, what percentage of the original faculty remains ?
If 35% of a number is 12 less than 50% of that number, then the number is_________?