A farmer sells (70) kg grain in the first week and (10) kg more each next week. How much grain will be sold in (12) weeks?
Answer and explanation
Correct answer: (1500)
The weekly sales are (70,80,90,\ldots) and (S_{12}=1500). Exam tip: use the sum formula to add sales across weeks.
Frequently asked questions
What is the correct answer to this question?
(1500)
Why is this the correct answer?
The weekly sales are (70,80,90,\ldots) and (S_{12}=1500). Exam tip: use the sum formula to add sales across weeks.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Arithmetic Progressions (AP). Topic: Word problems based on APs.
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