Subject
Bank Exam
Topic
Uttara Bank Ltd. 2009 (PO)
If the cost of a long distance phone call is C taka for the first minute and (2/3) C taka for each additional minute, what is the cost, in taka, of a 10 minute call of this type?
If the cost of a long distance phone call is C taka for the first minute and (2/3) C taka for each additional minute, what is the cost, in taka, of a 10 minute call of this type?
ক)
(5/3)Cখ)
6Cগ)
(20/3)Cঘ)
7CExplanation
first minute cost =c then, remaining 9 minute cost = 9 X 2/3 c=18/3 c total cost = (c+18/3 c)= 21/3 c =7 cRelated questions
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