৩৯ সংখ্যাটি নিচের কোন সংখ্যাটির ৬৫% ?
60
Correct
65
78
95
Explanation:
Correct Answer is: 60
প্রশ্ন: ৩৯ সংখ্যাটি নিচের কোন সংখ্যাটির ৬৫% ?
সমাধান:
ধরি,
সংখ্যাটি = ক
প্রশ্নমতে
ক এর ৬৫% = ৩৯
৬৫ক/১০০ = ৩৯
ক = (১০০ × ৩৯)/৬৫
ক = ৬০
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