The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 2nd group and the 4th period?

In eukaryotic cells synthesis of RNA takes place in the _______________.

Tamarindus indica is the scientific name of ________.

Which drug is used as an Anti­Biotic?

The oldest rock­cut architecture is found in ________________.

If price of an article decreases from Rs 100 to Rs 80, when quantity demanded increases from Q1 units to 4600 units, and if point elasticity of demand is 0.75 find Q1?

A piece of paper is folded and punched as shown below in the question figures. From the given answer figures, indicate how it will appear when opened?

­ Identify the diagram that best represents the relationship among the given classes.

Mathematics, Arithmetic, Algebra