Write the decimal expansion of . A mathematical expression shows the fraction with numerator 73 and denominator (2 raised to the power of 4 multiplied by 5 raised to the power of 3).

Q11 of 114 Page 36

Write the decimal expansion of .

If the rational number a/b has a terminating decimal expansion, what is the condition to be satisfied by b?

Simplify: .

Show that there is no value of n for which (2” × 5”) ends in 5.

Is it possible to have two numbers whose HCF is 25 and LCM is 520?