NCERT Exemplar Solutions
Class 6 - Mathematics - Unit 7: Algebra - Expressions into Statements in Ordinary LanguageQuestion 79
Class 6 - Mathematics - Unit 7: Algebra - Expressions into Statements in Ordinary Language
Question. 79
John planted t plants last year. His friend Jay planted 2t + 10 plants that year.
Answer:
Last year Jay planted 10 more plants than twice the number of plants planted by John.
Detailed Answer with Explanation:
Step 1: Let the number of plants John planted be denoted by (t).
Step 2: “Twice John’s plants” means two times (t).
[ 2 imes t = 2t ]
Step 3: The question says Jay planted (2t + 10) plants.
[ ext{Jay’s plants} = 2t + 10 ]
Step 4: Compare this with “twice John’s plants”.
[ 2t + 10 = ( ext{twice John’s plants}) + 10 ]
Conclusion: Jay planted 10 more plants than twice the number of plants John planted.