On a 2 km road, a total of 201 tress are planed on the side of the road at equal distance. How many such trees will be planed on a50 k.m road such that the distance between two consecutive tress is the same as that of the consecutive trees on the 2k.m road?

Mr. X had Tk. 1000 in his savings account. Every month in the first week he needs money, so he withdraws Tk. 5...

Two small circular parks of diameter 16 meter and 12 meter are to be replaced by a bigger circular park. What...

A student obtained 60, 75 and 85 marks respectively in 3 monthly examinations in physics and 95 marks in the f...

At a stationary shop, it costs Tk. 185 for 4 gel-pen, 8 ball -point pens and 1 marker pen and Tk. 315 for 7 ge...

The average of 10 numbers is 40.2. Later it is found that two numbers have been wrongly added. The first one i...

In a certain population group, 57% of the people have characteristics, X and 63% have characteristics Y. If ev...