Question: A student needs to score at least 75% to pass an exam. If the exam is out of 400 marks, what is the minimum number of marks he needs to pass?
Options:
300
280
320
350
Correct Answer: 300
Solution:
Minimum marks to pass = 75% of 400 = 0.75 * 400 = 300.
A student needs to score at least 75% to pass an exam. If the exam is out of 400
Practice Questions
Q1
A student needs to score at least 75% to pass an exam. If the exam is out of 400 marks, what is the minimum number of marks he needs to pass?
300
280
320
350
Questions & Step-by-Step Solutions
A student needs to score at least 75% to pass an exam. If the exam is out of 400 marks, what is the minimum number of marks he needs to pass?
Correct Answer: 300
Step 1: Understand that the student needs to score at least 75% to pass.
Step 2: Know that the total marks for the exam are 400.
Step 3: Calculate 75% of 400. To do this, convert 75% to a decimal, which is 0.75.
Step 4: Multiply 0.75 by 400 to find the minimum marks needed to pass: 0.75 * 400.
Step 5: Perform the multiplication: 0.75 * 400 = 300.
Step 6: Conclude that the student needs at least 300 marks to pass the exam.
Percentage Calculation – Understanding how to calculate a percentage of a total value.
Basic Arithmetic – Applying multiplication to find a specific portion of a number.
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