World Water Day, held on 22 March every year since 1993, focuses on the importance of freshwater. The day is used to advocate for the sustainable management of freshwater resources. Theme 2022: Groundwater, making the invisible visible.
If 2 pens are drawn at random what is the probability that one is black and one is red ?
How many 10 digit numbers can be formed using the digits 1, 2, 0, 2, 4, 1, 2, 4, 2, 4 ?
A football team of 11 players is to be formed from 20 players including 5 defenders and 4 goal keepers. In how many different ways can a team be formed ...
If 3 pens are drawn at random what is the probability that all are black?
In how many different ways can the letters of the word ‘SURGICAL’ be arranged so that the vowels always come together ?
How many words can be formed with the letter of the word ‘FUTURE’ if repetition is not allowed?
