Bhaskara II, also known as Bhaskaracharya, was an ancient Indian mathematician and astronomer who wrote the Lilavati.

The Lilavati was written in the 12th century.

The Lilavati is primarily a treatise on arithmetic, covering topics such as addition, subtraction, multiplication, division, fractions, and square roots.

The Lilavati has 13 chapters.

The chapter in the Lilavati that deals with astronomical problems is called The Chapter on Astronomical Problem-Solving.

The Lilavati covers a wide range of astronomical problems, including calculating the positions of planets and stars, predicting eclipses, and determining the time of day or night.

The Lilavati uses the Ptolemaic method to calculate the positions of planets and stars.

The Lilavati uses the astrolabe to measure the angles between celestial objects.

The Lilavati includes a Table of Sines that gives the values of the sine function for different angles.

The Lilavati includes a problem that asks how long it takes a boat to travel a certain distance at a certain speed, which is known as The Boat Problem.

The Lilavati includes a problem that asks how much money a merchant should charge for a certain quantity of goods, which is known as The Merchant Problem.

The Lilavati includes a problem that asks how many days it will take to complete a certain task if a certain number of people work on it, which is known as The Work Problem.

The Lilavati includes a problem that asks how much interest will be earned on a certain amount of money over a certain period of time, which is known as The Interest Problem.

The Lilavati includes a problem that asks how to divide a certain amount of money among a certain number of people, which is known as The Division Problem.

The Lilavati includes a problem that asks how to find the area of a certain geometric figure, which is known as The Area Problem.