Mensuration

How many of the following rectangle cannot be divided in two equal parts which can be rearranged to form a square?

 

16×9

18×8

24×6

Amazing list of Questions and Answers...

A cube is divided into two parts by a plane passing through three non-adjacent vertices. Find the ratio of volume of the smaller part to that of larger one.

The sum of the length, breadth,  and height of a cuboid box is 20 cm and the total surface area of cuboid is 256 sq. cm. What is the maximum length (in approximate) of a stick that can be placed inside the cuboid box?

1.32 cm

2.24 cm

3.16 cm

4.12 cm

A trapezium plate having two parallel sides of length 15 cm and 9 cm. and distance between them is 6 cm. Copper plating is to be done on the plate at a rate of Rs.3 per square cm. What will be the total cost of copper plating on the upper side of the plate?

1. Rs.432
2. Rs.216
3. Rs.72
4. Rs.108

A field is in the shape of a rectangle of length 90 m and breadth 75 m. In one corner of the field, a pit, which is 18 m long, 15 m broad and 6 m deep, has been dug out. The Earth taken out of it is evenly spread over the remaining part of the field. Find the rise in the level of the field?

1.27 cm

2.25 cm

3.28 cm

4.24 cm