Math Problem Statement

Makayla has 90 minutes to answer 36 questions on a school survey. How many minutes per question does she have?

Solution

To solve the problem:

Makayla has 90 minutes to answer 36 questions. To find out how many minutes she has per question, we divide the total time by the number of questions:

Minutes per question=Total TimeNumber of Questions=9036\text{Minutes per question} = \frac{\text{Total Time}}{\text{Number of Questions}} = \frac{90}{36}

Simplify:

90÷36=2.5minutes per question.90 \div 36 = 2.5 \, \text{minutes per question}.

The correct answer is 2.5 minutes per question.

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Relative Questions:

  1. How would the answer change if Makayla had 120 minutes for 36 questions?
  2. What if she needed to answer 45 questions in 90 minutes? How many minutes per question would that be?
  3. Can we calculate how many questions Makayla could answer in 60 minutes at the same rate?
  4. What percentage of her time is spent on each question?
  5. How can this concept be applied to manage time in exams effectively?

Tip:

To solve problems involving rates or averages, always identify the total quantity and divide it by the number of units involved.

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Math Problem Analysis

Mathematical Concepts

Division
Rate Calculation

Formulas

Minutes per question = Total time ÷ Number of questions

Theorems

Basic Arithmetic

Suitable Grade Level

Grades 5-7