Question

3. The area of a rectangular field is 300 m². If its breadth is 15 m find (i)its length and (ii) its perimeter .​

Answer 1

Answer:

In physiology, a stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment. The ability of an organism or organ to detect external stimuli, so that an appropriate reaction can be made, is called sensitivity. 

Answer 2

Step-by-step explanation:

The average age of the family including the husband, wife and the child born, during the interval is 22 years now. How old is the child now? Description for Correct answer: Total age of husband and wife, 7 years ago = 25×2 = 50 years.