CGL 23 21-07-2023 Shift 3


Question 1


There are 15 students in a class. Their average weight is 40 kg. When one student leaves the class, the average weight is 39.5 kg. What is the weight of the student who left the class (where kg means kilogram)?

एक कक्षा में 15 विद्यार्थी हैं। उनका औसत भार 40 kg है। जब एक विद्यार्थी कक्षा छोड़ देता है, तो औसत भार 39.5 kg हो जाता है। कक्षा छोड़ने वाले विद्यार्थी का भार कितना है (जहाँ kg का अर्थ किलोग्राम है)?

Options

A

48 kg

48 kg

B

52 kg

52 kg

C

42 kg

42 kg

D

47 kg

47 kg


Solution:

Correct Answer:

D

47 kg

47 kg


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