To find the ratio of two quantities, they must be expressed in_____units.

Sleeping time of a python in a 24 hour clock is represented by the shaded portion in Fig. 8.3.

The ratio of sleeping time to awaking time is ______.

A ratio expressed in lowest form has no common factor other than______ in its terms.

Ratio of 5 paise to 25 paise is the same as the ratio of 20 paise to_____

Saturn and Jupiter take 9 hours 56 minutes and 10 hours 40minutes, respectively for one spin on their axes. The ratio of the time taken by Saturn and Jupiter in lowest form is ______.