किस विकल्प में (y) (x) के बढ़ने पर (6) प्रति चरण घटता है और (y(5)=42) है?
Which option makes (y) decrease by (6) per step and has (y(5)=42)?
Explanation opens after your attempt
Correct Answer
B. (y=72-6x)
Concept
The rate is (-6), and (a-6(5)=42) gives (a=72). So (y=72-6x) is correct.
Why this answer is correct
The correct answer is B. (y=72-6x). The rate is (-6), and (a-6(5)=42) gives (a=72). So (y=72-6x) is correct.
Exam Tip
दर (-6) है और (a-6(5)=42) से (a=72) मिलता है। इसलिए (y=72-6x) सही है।
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