Four doctors and two nurses are to sit round a circular t...
Four doctors and two nurses are to sit round a circular table. In how many ways can this be done if the nurses are to sit together?
48
60
240
720
Correct answer is A
No explanation has been provided for this answer.
Find the coordinates of the centre of the circle 3x2 + 3y2 - 6x + 9y - 5 = 0...
The distance(s) in metres covered by a particle in motion at any time, t seconds, is given by S...
If events A and B are independent and P(A)=712 and P(A∩B)=14, fin...
Find the equation of the line which passes through (-4, 3) and parallel to line y = 2x + 5. ...
Find the value of p for which x2−x+p becomes a perfect square. ...
Given that a = 5i + 4j and b = 3i + 7j, evaluate (3a - 8b). ...
Calculate, correct to one decimal place, the angle between 5i + 12j and -2i + 3j. ...
If 36, p,94 and q are consecutive terms of an exponential sequence (G.P), find the sum ...