‘One hundred lakh’ is also known as :

The correct answer is One crore.

Step 1: Understand the value of 'Lakh' in the Indian Numbering System
In the Indian numbering system, one lakh is equal to 100,000 (one hundred thousand).

$1\text{lakh}={10}^5=\mathrm{100,000}$

Step 2: Calculate 'One hundred lakh'
To find the value of 'One hundred lakh', multiply 100 by the value of one lakh:

$100\text{lakh}=100\times \mathrm{100,000}=\mathrm{10,000,000}$

Step 3: Relate to the higher denomination (Crore)
In the Indian numbering system, one crore is equal to 10,000,000 (1 followed by 7 zeros or ${10}^7$).

$1\text{crore}=\mathrm{10,000,000}=100\text{lakh}$

Therefore, One hundred lakh is also known as One crore.