QUESTION IMAGE
Question
divide and simplify the answer to lowest terms. write the answer as a fraction or an integer.
\\(\frac{5}{4} \div \frac{1}{4}\\)
(a) \\(\frac{5}{16}\\)
(b) \\(\frac{1}{5}\\)
(c) 5
(d) 20
<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"multiple_choice_formatter",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [
"Arithmetic"
],
"new_concepts": [
"Fraction Division"
],
"current_concepts": [
"Arithmetic",
"Fraction Division"
]
}
</pre_analysis>
<reasoning>
Multiply by the reciprocal of the divisor
\[
\frac{5}{4} \div \frac{1}{4} = \frac{5}{4} \times \frac{4}{1}
\]
Simplify the expression
\[
\frac{5 \times 4}{4 \times 1} = \frac{20}{4} = 5
\]
</reasoning>
<answer>
<mcq-option>(A) \(\frac{5}{16}\)</mcq-option>
<mcq-option>(B) \(\frac{1}{5}\)</mcq-option>
<mcq-correct>(C) 5</mcq-correct>
<mcq-option>(D) 20</mcq-option>
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Multiple Choice",
"knowledge_point": [
"Mathematics",
"Algebra",
"Fraction Division"
]
}
</post_analysis>
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<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"multiple_choice_formatter",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [
"Arithmetic"
],
"new_concepts": [
"Fraction Division"
],
"current_concepts": [
"Arithmetic",
"Fraction Division"
]
}
</pre_analysis>
<reasoning>
Multiply by the reciprocal of the divisor
\[
\frac{5}{4} \div \frac{1}{4} = \frac{5}{4} \times \frac{4}{1}
\]
Simplify the expression
\[
\frac{5 \times 4}{4 \times 1} = \frac{20}{4} = 5
\]
</reasoning>
<answer>
<mcq-option>(A) \(\frac{5}{16}\)</mcq-option>
<mcq-option>(B) \(\frac{1}{5}\)</mcq-option>
<mcq-correct>(C) 5</mcq-correct>
<mcq-option>(D) 20</mcq-option>
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Multiple Choice",
"knowledge_point": [
"Mathematics",
"Algebra",
"Fraction Division"
]
}
</post_analysis>