Question

Which among the following is a concrete number?

• A. 2.5 Litre
• B. 90
• C. 32
• D. 45

Answer 1

The correct option is A 2.5 Litre

A concrete number is a number which refers to a particular unit and is meaningful. For example: 5 Kilogram, 2.5 Litre, 8 Metre.

Here, 2.5 Litre may represent the capacity of the vessel as shown below.