A farmer who wants to fence his field, must find the perimeter of the field.

Kharif : Rice or Soyabean, Rabi : Pea or Wheat.  Pea/Soyabean are legumes that will fix nitrogen with the help of Rhizobium.

Perimeter of a rectangle = 2 (length + breadth)  Length of the rectangular field = 3 × breadth  Therefore perimeter of field = 2 (3 × breadth + breadth)  = 2 ( 4...

Breadth = 20 cm Perimeter of the field = 280 cm.

Square field

Perimeter of the field = 20 m.

Total cost of fencing the circular field = Rs. 2640 Cost per metre fencing = Rs 12 Total cost of fencing = circumference x cost per fencing ⇒ 2640 = circumference x 12 ⇒ circumference =...

Diameter of the circular garden = 21 m \Radius of the circular garden = 21/2 m Now Circumference of circular garden =2 πr  = 2 x 22/7 x 21/2 = 22 x 3 = 66 m The...

Let the number of days that the food will last if there were 10 more animals in the cattle be x. The following table is obtained. Number of animals 20 20 + 10...

Rajat can use calculator in the system that can do simple as well as sophisticated calculations.  To start the calculator:  Click Start —> All Programs —> Accessories —> Calculator.

 Pesticides are organic compounds which are used to protect plants from pests. These are mild poisons. These pesticides stick to the plants and also flow into lakes along with the...