यदि (F(t)=20+rt) और (F(2)=F(5)-18), तो (r) क्या है?

If (F(t)=20+rt) and (F(2)=F(5)-18), what is (r)?

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

C. (6)

Step 1

Concept

(F(5)-F(2)=3r). From (3r=18), (r=6).

Step 2

Why this answer is correct

The correct answer is C. (6). (F(5)-F(2)=3r). From (3r=18), (r=6).

Step 3

Exam Tip

(F(5)-F(2)=3r) है। (3r=18) से (r=6) मिलता है।

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Mathematics Answer, Explanation and Revision Hints

यदि (F(t)=20+rt) और (F(2)=F(5)-18), तो (r) क्या है? / If (F(t)=20+rt) and (F(2)=F(5)-18), what is (r)?

Correct Answer: C. (6). Explanation: (F(5)-F(2)=3r) है। (3r=18) से (r=6) मिलता है। / (F(5)-F(2)=3r). From (3r=18), (r=6).

Which concept should I revise for this Mathematics MCQ?

(F(5)-F(2)=3r). From (3r=18), (r=6).

What exam hint can help solve this Mathematics question?

(F(5)-F(2)=3r) है। (3r=18) से (r=6) मिलता है।