What is the minimum number of sweets that must be added to an existing batch of 240 sweets, so that the total batch can equally be divided among 2,5 and 7 persons?

Saurabh has purchased a square sheet of plywood of 196 square feet area. To cover a wall he must cut of 3 feet...

In the figure below ACDH and BCEF are rectangles, AH=2, GH=3, GF=4, and FE=5. What is the area of BCDG?

In an examination there were 50 multiple choice question, For every right answer 1 point is added and for ever...

A Company makes a profit 6% on its first Tk. 10,000 of sales day and 5% an all sales in excess of Tk. 10,000 f...

If the length of a rectangle is increased by 20% and the width is decreased by 20%, the area is :

In a group of people solicited by a charity, 30% contributed Tk. 2400 each, 45% contributed Tk. 1200 each, and...