By what percent is ₹2000 less than ₹2400? Is it the same as the percent by which ₹2400 is more than ₹2000?

By what percent is ₹ 2000 less than ₹ 2800? Is it the same as the percent by which ₹ 2800 is more than ₹ 2000?

pH for base is more than

Aniline is less basic than

Find the mean of prime numbers which are less than 30.

An angle which is less than 90^@ is angle is called a

Benzylamine is more hasic than

If the magnification is always less than 1 then what is the mirror?

Do the objects that sink in water have a relative density less than 1 or more than 1 ?

What is the weight percent of oxygen in Glucose ?