What is the value of (cot60 + 1/√3) ?

The surface area of a sphere is 2464 cm². Find its diameter (in cm).

If the perimeter of a semicircle is 108 cm, then find its area (in cm²).

If the length of one side and the diagonal of a rectangle are 5 cm and 13 cm respectively, then find its perimeter (in cm).

The bar graph shows 1 month's sales figures of different brands of mobile phones of a certain electronics store in Rs. 1000s. Study the diagram and answer the following questions.

If the sales figures are exclusive of tax then at the rate of 10% tax how much is the tax to be paid (in Rs) on the sales of all the 7 brands of mobile phones?

The bar graph shows 1 month's sales figures of different brands of mobile phones of a certain electronics store in Rs. 1000s. Study the diagram and answer the following questions.

Sales of brand E was greater than that of brand D by ________.

The bar graph shows 1 month's sales figures of different brands of mobile phones of a certain electronics store in Rs. 1000s. Study the diagram and answer the following questions.

What is the ratio of sales of brand 'B' to that of brand 'C'?

The bar graph shows 1 month's sales figures of different brands of mobile phones of a certain electronics store in Rs. 1000s. Study the diagram and answer the following questions.

Sales of which mobile phone brand were the second highest?