यदि (D(t)=240-kt) और (D(5)-D(13)=96), तो (k) क्या है?

If (D(t)=240-kt) and (D(5)-D(13)=96), what is (k)?

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

C. (12)

Step 1

Concept

(D(5)-D(13)=k(13-5)=8k). From (8k=96), (k=12).

Step 2

Why this answer is correct

The correct answer is C. (12). (D(5)-D(13)=k(13-5)=8k). From (8k=96), (k=12).

Step 3

Exam Tip

(D(5)-D(13)=k(13-5)=8k) है। (8k=96) से (k=12) मिलता है।

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Mathematics Answer, Explanation and Revision Hints

यदि (D(t)=240-kt) और (D(5)-D(13)=96), तो (k) क्या है? / If (D(t)=240-kt) and (D(5)-D(13)=96), what is (k)?

Correct Answer: C. (12). Explanation: (D(5)-D(13)=k(13-5)=8k) है। (8k=96) से (k=12) मिलता है। / (D(5)-D(13)=k(13-5)=8k). From (8k=96), (k=12).

Which concept should I revise for this Mathematics MCQ?

(D(5)-D(13)=k(13-5)=8k). From (8k=96), (k=12).

What exam hint can help solve this Mathematics question?

(D(5)-D(13)=k(13-5)=8k) है। (8k=96) से (k=12) मिलता है।