$0.80$ as a fraction in its lowest terms is $\frac{4}{5}$

What fraction is $150$ paise of $₹ 7.50$?

Arrange $123.1, 124, 12.3, 1.233, 0.123$ in ascending order.

Find $x$, if $9, x, x, 64$ are in proportion

Evaluate: $1 - (0.03 + 0.02 + 0.05)$

Aman secures $65\%$ marks in an examination. If he secures $520$ marks, find the maximum marks.

Which of the following expression does not have a value $5.23$?