A ship leaves port and sails 6 miles west. It then sails 6 miles south ;and then 6 miles west again. Approximately how many miles is the ship from port?
How many squares will there be, if a rectangle of area 60 is cut into squares of side 1/2?
If each side of a square is doubled, the preimeter of the square is
A worker can do a job in 4 hours and another worker can do it in 2 hours. How many such works can they do together in 4 hours?
If two sides of a triangle are 5 and 6, then the third side can not be
The ratio of the number of boys to that of girls in a class is 5 : 7. When 24 more boys enter, the ratio is reversed. How many girls are in the class?
Two-thirds of the members of a committee are women, one-fourth of the male members of the committee are married. If there are 9 bachelors in the committee, how many members are there altogether?
The sum of 3 consecutive multiple of 3 is 90. What is the largest of these numbers?
What percent of 200 is 0.001% of 22×53?
The average daily earnings of a man who makes Tk 25 each of the first 9 days, Tk 30 each of the next 10 days and Tk 40 each of the last 11 days is Tk