Book Maths Puzzle Numerical Ability Clocks and Calendars

A clock strikes 4 taking 9 seconds. In order to strike 12 at the same rate, the time taken is?

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Book Other Question

A certain industrial loom weaves 0.128 meters of cloth every second. Approximately how many seconds will it take for the loom to weave 25 meters of cloth? What is the angle between the hands at 4.40?