The average of the marks of 15 students in a class is 40. If the marks of each student are doubled, find the new average?
The average of the marks of 15 students in a class is 40. If the marks of each student are doubled, find the new average?
एक कक्षा में 15 छात्रों के अंकों का औसत 40 है। यदि प्रत्येक छात्र के अंक दोगुने कर दिए जाएं, तो नया औसत ज्ञात करें?
Detailed Solution & Logic
Correct Answer:
80
Original average = 40
If each mark is doubled, new average = $ 2 \times 40 = 80 $
Answer = 80
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