For the following questions answer them individually
From a point 20 m away from the foot of a tower, the angle of elevation of the top of the tower is 30°. The height of the tower is
If 29 tan θ = 31, then the value of $$\frac{1+2sin\theta cos\theta}{1-2\sin\theta\cos\theta}$$
The categories of qualitative variables are represented by bars where the height of each bar is
The distribution of fruit consumption in a sample of 72 seventeen – year – old girls is given in the graph below. Study the graph and answer the questions.
Distribution of fruit consumption
How many of these girls ate more than two servings but less than six servings per day ?
For the following questions answer them individually
The following pie-chart shows the monthly expenditure of a family on food, clothing, rent. miscellaneous expenses and savings. What is the central angle for savings ?
The pie - chart gives the expenditure (in percentage) on various items and savings of a family during a month. Monthly savings of the family is 3,000. On which item is the expenditure maximum and how much is it ?