Practice Area – A hollow cube of size 5cm is taken, with the thickness of 1cm. It is made of smaller cubes of size 1cm .If the outer surface of the cube is painted how many faces of the smaller cubes remain unpainted?
Practice Area – 12 points lie on a circle. How many cyclic quadrilaterals can be drawn by using these points?
Practice Area – The perimeter of a equilateral triangle and regular hexagon are equal. Find out the ratio of their areas?
Practice Area – There are 200 questions in a 3 hr examination. Among these questions there are 50 mathematics problems. It is suggested that twice as much time be spent on each maths problem as for each other question. How many minutes should be spent on mathematics problems
Practice Area – The perimeter of a square is 40 meters. Find the length of one side of the square
Practice Area – Two concentric circles form a ring. The inner and outer circumferences of ring are 
m and m respectively. Find the width of the ring.
Practice Area – The area of a square is 49 mm. What is the length of each side?
Practice Area – The perimeter of a rectangle is 160 cm. The rectangle is 4 times longer than wide. What are the length and width of this rectangle?
Practice Area – Find the area of a triangle whose sides measure 13 cm, 14 cm and 15 cm.
Practice Area – A man walked diagonally across a square plot. Approximately what was the percent saved by not walking along the edges?
Practice Area – Find the perimeter of the rectangle or square with the given dimensions.s = 3 cm
Practice Area – An error of 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is
Practice Area – The diagonals of two squares are in the ratio of 2:5. Find the ratio of their areas.
Practice Area – The base of a triangle of 15cm and height is 12cm. The height of another triangle of double the area having the base 20cm is
Practice Area – A wheelchair slalom event, athletes weave around cones and race to the finish line. A diagram of the rectangular course 30m length &16m bredth is shown. Find the the area of the course