given, select
one of these.\ assume all numbers are exact

\begin{array}{r}
7\text{ yards } 2\text{ feet } 8\text{ inches} \\
+\quad 4\text{ yards } 3\text{ feet } 7\text{ inches} \\
\hline
\end{array}

Question

given, select
one of these.\ assume all numbers are exact

\begin{array}{r}
7\text{ yards } 2\text{ feet } 8\text{ inches} \\
+\quad 4\text{ yards } 3\text{ feet } 7\text{ inches} \\
\hline
\end{array}

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Unit Conversion", "Mixed Unit Addition" ], "current_concepts": [ "Unit Conversion", "Mixed Unit Addition" ] } ## Sum the units individually $$ \begin{aligned} \text{Yards: } & 7 + 4 = 11\text{ yards} \ \text{Feet: } & 2 + 3 = 5\text{ feet} \ \text{Inches: } & 8 + 7 = 15\text{ inches} \end{aligned} $$ ## Convert and carry over inches to feet $$ \begin{aligned} &12\text{ inches} = 1\text{ foot} \ &15\text{ inches} = 1\text{ foot } 3\text{ inches} \ &\text{Total Feet: } 5 + 1 = 6\text{ feet} \ &\text{Remaining Inches: } 3\text{ inches} \end{aligned} $$ ## Convert and carry over feet to yards $$ \begin{aligned} &3\text{ feet} = 1\text{ yard} \ &6\text{ feet} = 2\text{ yards } 0\text{ feet} \ &\text{Total Yards: } 11 + 2 = 13\text{ yards} \ &\text{Remaining Feet: } 0\text{ feet} \ &\text{Final Sum: } 13\text{ yards } 0\text{ feet } 3\text{ inches} \end{aligned} $$

(A) 11 yards 5 feet 15 inches

(B) 12 yards 0 feet 3 inches

(C) 13 yards 3 inches

(D) 13 yards 1 foot 3 inches

(E) none of these

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Arithmetic", "Unit Conversion" ] }

Sovi.AI - AI Math Tutor

QUESTION IMAGE

Question

Explanation:

Sum the units individually

Convert and carry over inches to feet

Convert and carry over feet to yards

Answer: