यदि (p(x)=120-7x) और (q(x)=60+5x), तो (p(x)=q(x)) के लिए (x) क्या है?

If (p(x)=120-7x) and (q(x)=60+5x), what is (x) for (p(x)=q(x))?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

B. (x=5)

Step 1

Concept

From (120-7x=60+5x), (60=12x) and (x=5). Equate the growth and decay models.

Step 2

Why this answer is correct

The correct answer is B. (x=5). From (120-7x=60+5x), (60=12x) and (x=5). Equate the growth and decay models.

Step 3

Exam Tip

(120-7x=60+5x) से (60=12x) और (x=5) है। वृद्धि और क्षय मॉडल को बराबर करें।

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Mathematics Answer, Explanation and Revision Hints

यदि (p(x)=120-7x) और (q(x)=60+5x), तो (p(x)=q(x)) के लिए (x) क्या है? / If (p(x)=120-7x) and (q(x)=60+5x), what is (x) for (p(x)=q(x))?

Correct Answer: B. (x=5). Explanation: (120-7x=60+5x) से (60=12x) और (x=5) है। वृद्धि और क्षय मॉडल को बराबर करें। / From (120-7x=60+5x), (60=12x) and (x=5). Equate the growth and decay models.

Which concept should I revise for this Mathematics MCQ?

From (120-7x=60+5x), (60=12x) and (x=5). Equate the growth and decay models.

What exam hint can help solve this Mathematics question?

(120-7x=60+5x) से (60=12x) और (x=5) है। वृद्धि और क्षय मॉडल को बराबर करें।