A fountain pen with a cylindrical barrel of diameter2 cm and height 10.5 cm, filled with ink, can write 3300 words. How many words can be written withthat pen using 100 ml of ink? (Take 1 cc = 1 ml)

An ink pen, with a cylindrical barrel of diameter 2 cm and height 10.5 cm, and completely filled with ink, can be used to write 4950 words. How many words can be written using 400 ml of ink ? (Take 1 litre = 1000 cm^(3) )

An ink pen,with a cylindrical barrel of diameter 2cm and height 10.5cm, and completely filled with ink,can be used to write 4950 words.How many words can be written using 400ml of ink? (Take 1litre = 1000cm^(3))

The barrel of a fountain pen, cylindrical in shape, is 7 cm long and 5 mm in diameter. A full barrel of ink in the pin is used up on writing 3300 words on an average. How many words can be written in a bottle of ink containing one-fifth of a litre?

The barrel of a fountain pen, cylindrical in shape, is 7 cm long and 5 mm in diameter. A full barrel of ink in the pin is used up on writing 3300 words on an average. How many words can be written in a bottle of ink containing one-fifth of a litre?

The barrel of a fountain pen,cylindrical in shape,is 7cm long and 5mm in diameter.A full barrel of ink in the pin is used up on writing 3300 words on an average.How many words can be written in a bottle of ink containing one-fifth of a litre?

How many 10-digit numbers can be written by using the digits 1 and 2?