दो मॉडल (A(t)=48+11t) और (B(t)=168-4t) कब बराबर होंगे?
When will the two models (A(t)=48+11t) and (B(t)=168-4t) be equal?
Explanation opens after your attempt
C. (t=8)
Concept
For equality set (48+11t=168-4t). This gives (15t=120) and (t=8).
Why this answer is correct
The correct answer is C. (t=8). For equality set (48+11t=168-4t). This gives (15t=120) and (t=8).
Exam Tip
बराबरी के लिए (48+11t=168-4t) रखें। इससे (15t=120) और (t=8) मिलता है।
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