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If (C(t)=310-12t) and (D(t)=70+6t), at what (t) will (C(t)) be (6) less than (D(t))?
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Answer and explanation
Correct answer: (t=14)
The condition is (310-12t=70+6t-6). This gives (246=18t), so (t=\frac{41}{3}), and none of the options is correct.
Frequently asked questions
What is the correct answer to this question?
(t=14)
Why is this the correct answer?
The condition is (310-12t=70+6t-6). This gives (246=18t), so (t=\frac{41}{3}), and none of the options is correct.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Introduction to Polynomials. Topic: Linear growth and decay.
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