# Posts by beena

Total # Posts: 15

Maths
difference between 2 natural numbers is 24 the bigger number is 4 times greater than the smaller number find the number

PHYSICS
A Boat of bottom area 2m2 is pushed by a force of 500N.It moves with a constant V of 10ms-1.If the mass of the boat is 50kg and the coefficient of viscosity of water is 1*10-3, what is the depth of the pond.

maths
the radius of a wheel is 3 cm. what is the distance travelled by it in 15 revolution?

science
this is regarding food chains.will the impact of removing all the organisms in a trophic level be different for different trophic levels?can the organisms of any trophic level be removed without causing any damage to the ecosystem?

science
the spine of cactus and thorn of Bougainvillea is an example of homologous or analogous organs?(in evolution)

science
what are the problems caused by non-biodegradable waste that we generate?

biology
will the impact of removing all the organisms in a trophic level be different for different levels?can the organisms of any trophic level be removed without causing any damage to the ecosystem?

science
does geographic isolation lead to speciation in self pollinating plants and asexually reproducing organisms?

science
can you help me to outline a project which aims to find the dominant coat colour in dogs?

science
will geographical isolation be a major factor in the speciation of a self pollinating plant species and an organism that reproduces asexually?

science
a male parent has A blood group and female parent has O blood group.their offspring a girl has O blood group. can we predict which is the dominant gene or recessive gene?

IIPS, science
If a trait A exists in 10% of the population of an asexually reproducing species and a trait B exists in 60% of the same population, which trait would have arisen earlier?

IIPS
A man with blood group A marries a woman with blood group O.is this information enough to tell you which of the traits-blood group A or O-is dominant?why or why not?

Probability
The probability of getting a royal flush when you deal out a five card hand is 1.54 × 10^-6. Suppose you deal out 8 × 10^6 hands, what is the probability that you will get 0 royal flushes? Make a list of the probabilities that you will get n royal flushes, for n=1 ...

Probability
You and a friend play the following game: You pay your friend \$3 each turn and then flip a fair coin. It it’s tails, your friend pays you \$(2^n), where n is the number of times you’ve flipped the coin, and the game ends. If it’s heads, you have the choice of ...

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