If the cost of a long-distance phone call is c paisa for the first minute and (2c/ 3) paisa for each additional minute, what is the cost, in paisa, of a 10- minute call of this type?
ক. 5c/ 3
খ. 6c
গ. 20c/ 3
ঘ. 7c
উত্তর: 7c
ব্যাখ্যা: c + [গণিত] x9 = c + 6c = 7c
Admission FBS University papers MCQ — Prosthuti প্রশ্নব্যাংক
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