Some situations are given below. State the number in situations is a

1.	Some situations are given below. State the number in situations is a variable or constant? Example: Our age – its value keeps on changing so it is an example of a variable quantity. (i) The number of days in the month of January (ii) The temperature of a day (iii) Length of your classroom (iv) Height of the growing plant
Answer» i) No. of days ¡n the month of January are fixed in every year. So, “Number of days” is a constant. ii) The temperature of a day changes every minute. So (temperature) it is a variable. iii) The length of the classroom is fixed. So it is a constant. iv) The height of a growing plant changes in every month. So it is a variable.

Some situations are given below. State the number in situations is a variable or constant? Example: Our age – its value keeps on changing so it is an example of a variable quantity. (i) The number of days in the month of January (ii) The temperature of a day (iii) Length of your classroom (iv) Height of the growing plant

Answer»

i) No. of days ¡n the month of January are fixed in every year. So, “Number of days” is a constant.

ii) The temperature of a day changes every minute. So (temperature) it is a variable.

iii) The length of the classroom is fixed. So it is a constant.

iv) The height of a growing plant changes in every month. So it is a variable.