alleryবারগুলি তিন বছরে 120, 150 এবং 180 units-এর উৎপাদন দেখায়। গড় উৎপাদন কত?
A140
B150
C160
D180
Answer & Solution
Correct answer: B. 150
সমষ্টি হল 450 এবং 450-কে 3 দিয়ে ভাগ করলে গড় পাওয়া যায় 150 units।
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