alleryکلاس فریکوئنسیز 4، 9، 14، 7 اور 6 ہیں۔ مجموعی طور پر کتنے مشاہدات ہیں؟
A36
B38
C40
D42
Answer & Solution
Correct answer: C. 40
4، 9، 14، 7 اور 6 کو شامل کرنے سے 40 مشاہدات ملتے ہیں۔
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