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Math Circles

Which expression best represents the value of pi​?

What is the number of isomers of formula C5H12?

Which of the following compounds contain more than one type of bonds?

Jan buys tins of paint for $17.16 each. He sells the paint at a profit of 25%. For how much does Jan sell each tin of a paint?

explain the movement of particles using the kinetic theory in the three states

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Describe and compare Gene and Allele

Why is the density of rough endoplasmic reticulum high in salivary glands?

The sound waves from the train can be heard loudly and clearly at night. The distance of the sound waves are further apart at the top than at the ground level.

The Anglerfish (Lophius Piscatorius sp.), a type of fish that lives only in deep sea. When it is brought to the surface of the seawater, the fish will die.