Question

From the following table showing the distribution of the weekly wages of the workers in a certain factory, find(i) the wage limit for the middle 50% of the workers, (ii) the percentage of workers earning less than Rs. 100 but at least Rs. 60 per week. Wages No. of workers c.f. 50.00-59.99 8 8 60.00-69.99 10 18 70.00-79.99 16 34 80.00-89.99 14 48 90.00-99.99 10 58 100.00-109.99 5 63 110.00-119.99 2 65​

Answer 1

Answer:

yes it is absolutely rightHow will you separate a mixture containing Acetone and Water (difference in their boiling points more than 25ºC) which are miscible with each other ?

A child wanted to separate the mixture of dyes constituting a sample of ink. He marked a line by the ink on the filter paper and placed the filter paper in a glass containing water as shown in the figure. The filter paper was removed when the water moved near the top of the