projects for class 10 maths on probability(class 9marks

The expenses and the revenue on four projects done by a company are represented in the bar graph. What is the difference between the profits earned by project A and project B? => $15 million or $20 million or $10 million or $5 million..

Lauren had 7 10 yards of ribbon. She used 3 10 yards of ribbon for her project work. How much ribbon is left with her? => 2 10 yards or 4 5 yards or 3 5 yards or 2 5 yards..

are structures located on the surface of the tongue. They are embedded in the mucosa of the papillae of the tongue. The papillae are projections on the upper surface of the tongue. Each papillae may contain from few to a hundred taste buds and the surface of the tongue may have up to ..

An electron is projected with a speed of 10 5 ms - 1 at right angles to a magnetic field of 0.019 G. Calculate the radius of the circle described by the electro..

) the temperature was only 7 F colder than it is today. Since the beginning of the industrial revolution atmospheric concentration of carbon dioxide has increased nearly by 30%. Methane concentration has increased by more than 100% and nitrous oxide by about 15%. These increases have enhanced the h..

Gravitational Constant (G) = 6.6734x10 - 1 1 Nm 2 /kg 2 Mass of the Earth (M e ) = 6x10 2 4 kg Radius of the Earth (R e ) = 6.4x10 6 m The value of acceleration due to gravity on Earth is 9.8m/s 2 . This means that when a body falls freely toward..

The orbital velocity can be calculated taking g = 9.8 ms - 1 and R = 6.4 x 10 6 m v = 7.9 x 10 3 ms -..

? One has not anticipated some of the impacts of industrial and technological advancement. When the industrial revolution started some 250 years ago, the world population was at 600 million - that seems like a lot of people but now the world population is now almost ten times at 6 billion..

. Plant respiration and the decomposition of organic matter release more than 10 times the CO 2 released by human activities; but these releases have generally been in balance during the centuries leading up to the industrial revolution with carbon dioxide absorbed by terrestrial vegetati..

. The total volume of ground water found in the aquifer is estimated to be 42.3 x 10 10 m 3 . Ground water provides soil moisture for plants and supplements for streams and lakes. It is a reserve supply of water that the agricultural sector and urban water supply sectors are tap..