Subject
Govt.Jobs
Topic
বিসিআইসি (সহকারী ব্যাবস্থাপকঃ প্রশাসন) - ১৩.০৫.২০২২
Azim sold 5kg chocolates boxes for 'c' taka per box,and Dobir sold 3kg chocolates boxes for 'c' taka per box.Azim increased the price per box by 'd' taka and Dobir decreased the price per box by ''d' taka ,and afterwards ,the two shops were selling chocolates for the same price per kg.In terms of 'd' what was the original price of Azim's 5kg chocolate box ?
Azim sold 5kg chocolates boxes for 'c' taka per box,and Dobir sold 3kg chocolates boxes for 'c' taka per box.Azim increased the price per box by 'd' taka and Dobir decreased the price per box by ''d' taka ,and afterwards ,the two shops were selling chocolates for the same price per kg.In terms of 'd' what was the original price of Azim's 5kg chocolate box ?
ক)
2dখ)
4dগ)
7dঘ)
8dExplanation
আজিমের 5 কেজি চকলেট বক্সের দাম =c টাকা d টাকা দাম বাড়ায় 5 কেজি চকলেট বক্সের দাম =(c+d) টাকা অতএব ,1 কেজি চকলেট এর দাম (c+d)/5 টাকা আবার, দবিরের 3 কেজি চকলেট বক্সের দাম =c টাকা d টাকা দাম কমায় 3 কেজি চকলেট বক্সের দাম =c-d টাকা অতএব ১ কেজি চকলেট এর দাম =(c-d)/3 টাকা শর্তমতে ,(c+d)/5 =(c-d)/3 বা,5x-5d=3c+3d বা, 5c-3c=3d+5d বা,2c=8d অতএব ,c=4dRelated questions
Choose the answer that best expresses the exact meaning of the given word: ZenithWhich of the following companies has started embedded SIM(eSIM) for the first time in Bangladesh?Choose the answer that best expresses the exact meaning of the given word: InsolentWhat is the name of the disputed territory that lies between England and Argentina?Choose the answer that best expresses the exact meaning of the given word: PromulgateWhere is the headquarters of United Nations Educational,Scientific and Cultural Organization (UNESCO) located?Choose the answer that best expresses the exact meaning of the given word: HockThe tribal new year known as 'Biju festivel' is celebrated by which of the following Bangladeshi tribes ?