How many thousands make 1lakh?
Express the numbers as powers of 10
Given, 1lakh
1lakh=1,00,000=1051thousand=1,000=103
Number of thousands in 1lakh=105103=100
Hence, there are 100 thousands in 1lakh.
Question 4(b)
The number of persons in various age groups in a town is given in the following table: Draw a bar graph to represent the above information and answer the following question. (Take 1 unit length = 20 thousand) All persons in the age group of 60 and above are called senior citizens. How many senior citizens are there in the town?