Subject
Bank Exam
Topic
UCBL Bank Ltd. - Management Trainee Officer - 2017
A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when driven on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway ?
A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when driven on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway ?
ক)
64খ)
36গ)
12ঘ)
29ঙ)
24Explanation
Solution: অনুবাদঃ City এর ক্ষেত্রে গড়বেগ 25 Miles per Gallon এবং Highway এর ক্ষেত্রে গড়বেগ 40 Miles per Gallon. Highway তে 50 মাইল এবং City তে 10 মাইল যেতে গাড়িটির গড় বেগ কত মাইল Per gallon. শহরের মধ্যে 25 Mile যায় = 1 Gallon শহরের মধ্যে 10 Mile যায় = = 0.4 Gallon. অনুরূপভাবে, Highway তে 50 Mile যায় = = 1.25 Gallon Total দূরত্ব = 10 + 50 = 60 Mile. মোট Fuel লাগল = 1.25 + 0.4 = 1.65 Gallon 1.65 Gallon এ যায় = 60 Mile. 1 Gallon এ যায় = = 36.6 Mile. যেহেতু উত্তরে 37 নেই তাই 36 হবে কাছাকাছি মান ।Related questions
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