৩১৩০১
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?
উত্তর
36
৩১৩০২
Arif in now 5 times as old as Babu, but 7 years from now he will be 3 times as old as Babu. How old is Arif now?
উত্তর
7
৩১৩০৩
In dividing a number by 585, a student employed the method of short division. He divided the number successively by 5,9 and 13 (factors of 585) and got the remainders 4,8,12 respectively. If he had divided the number by 585, what would have been the remainder?
উত্তর
584
৩১৩০৪
Ahmad has containers of two different sizes. The total capacity of 16 containers of one size is x gallons,and the total capacity of 8 containers of the other size is also x gallons , and x> 0. In terms of x , what is the capacity, in gallons, of each of the larger containers?
উত্তর
x/8
৩১৩০৫
A particular carmaker sells four models of cars , and each model comes with 5 options. How many different types of cars does the carmaker sell?
উত্তর
15
৩১৩০৭
A train travels from New York to Chicago, a distance of approximately 840 miles, at an average rate of 60 miles per hour and arrives in Chicago at 6:00 in the evening , Chicago time. At what hour in the morning, New York City time, did the train depart for Chicago time. At what hour in the morning , New York City time, did the train depart for Chicago? ( Chicago time is one hour earlier than New York City time.)
উত্তর
5 : 00
৩১৩০৮
In a survey of the people in Dhaka, it was found that 65% of the people surveyed watched the news on television , 40% read a newspaper, and 25% read a newspaper and watched the news on television. What percent of the people surveyed neither watched the news on television nor read a newspaper?
উত্তর
0%
৩১৩০৯
The average of 6 numbers is 8.5, when one number is discarded the average of the remaining numbers becomes 7.2. What is the discarded number?
উত্তর
7.8