7) what time was it 10 minutes ago?
pm
14.30
02.40
02.32
14.40

Question

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Elapsed Time Calculation" ], "new_concepts": [ "Reading Analog Clocks" ], "current_concepts": [ "Reading Analog Clocks", "Elapsed Time Calculation" ] } ## Determine the current time shown on the clock $$ \begin{aligned} &\text{Hour hand position: Just past } 2 \implies \text{Hour} = 2 \ &\text{Minute hand position: Pointing at } 8 \implies \text{Minutes} = 8 \times 5 = 40 \ &\text{Time indicator: PM} \ &\text{Current Time} = 2:40\text{ PM} \text{ (or } 14:40\text{ in 24-hour format)} \end{aligned} $$ ## Calculate the time 10 minutes ago $$ \begin{aligned} &\text{Target Time} = 2:40\text{ PM} - 10\text{ minutes} \ &\text{Target Time} = 2:30\text{ PM} \text{ (or } 14:30\text{ in 24-hour format)} \end{aligned} $$

(A) 14.30

(B) 02.40

(C) 02.32

(D) 14.40

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Arithmetic", "Elapsed Time Calculation" ] }

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Question

Explanation:

Determine the current time shown on the clock

Calculate the time 10 minutes ago

Answer: