Arithmetic mean of 5, 8, 10, 12, 15:
A9
B12
C10
D(5+8+10+12+15)/5 = 50/5 = 10
Answer & Solution
Correct answer: C. 10
Mean = sum/count = (5+8+10+12+15)/5 = 50/5 = 10.
Related questions
A CAT QA question reads: 'Anjali's salary increased by 20% in 2024. In 2025, the new salarA CAT taker has 4 TITA questions blank with 20 seconds left. The best move is:In the LAST 5 MINUTES of a CAT QA section, the recommended strategy is:A CAT QA word problem says 'the price was reduced from ₹100 to ₹85'. The percent change isA CAT TITA (Type-In-The-Answer) question has NO negative marking. The correct strategy is:CAT MCQ scoring is +3 for correct, −1 for wrong. The expected value of a pure random guessA CAT QA question asks: 'What is x if 5x − 7 = 38?' Options: x = 5, 7, 9, 11. The fastest In a CAT QA section, the recommended first action is to: