Tina rented a rickshaw for Tk. 18 plus Tk. 0.10 per km. ruby rented another rickshaw for Tk. 25 plus Tk. 0.05 per km. If each move d km. and paid exactly the same amount of rental, the d equals.
Created: 6 years ago |
Updated: 2 years ago
best des
প্রথম Rickshaw এর ক্ষেত্রে মোট ভাড়া = 18 + ( d × 0.10) = 18 + 0.10d টাকা
দ্বিতীয় Rickshaw এর ক্ষেত্রে মোট ভাড়া = 25 + ( d × 0.05) = 25 + 0.5d টাকা
প্রশ্নমতে, 18 + 0.10d = 25 + 0.05d 0.05d = 7
d = 7/0.05
= 7/(5/100)
= (7×100)/5
= 140 কিমি
Md Azizur Rahman
Founder of Satt
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