In a box, there are 9 blue socks, 7 green socks, and 12 white socks. What is the minimum number of socks that Alice must take from the box, without looking, to be certain that she has two white socks ?
Cathy is half the age of Ann but is twice older than Don. Ben is twice as old as Ann but twice younger than Flora. which two persons form the pair of the oldest and the youngest ?
Which one of the following justifies the statement 'Man cannot be trusted because he is not honest'?
Complete the series: J, F, M, A, M, J; J, A, S, 0, ______, _______,
A man starts from a point and moves 3km north, then turns to west and goes 2 km. He turns north and walks 1 km and then moves 5 km towards east. How far is he from the starting point ?
In a month three Fridays were on even dates. Then, 28th of the month is a: