What is the correct time between 3 and 4 a.m. when the two hands of a clock point in opposite directions?
If a and b are rational numbers, find 'a' and 'b' when
√7−2√7+2=a√7+b
The minute hand of a clock is 14 cm long. find the displacement and distance covered by it from 11:00 a.m. to 11:30 a.m.