Question
Which of the following soil is very good in
retentive of moisture and swells greatly and becomes sticky when wet in rainy season?Solution
The black soil is very retentive of moisture. It swells greatly and becomes sticky when wet in rainy season. Under such conditions, it is almost impossible to work on such soil because the plough gets stuck in the mud.
A dice is rolled six times. What is the probability that a six appears on the sixth roll for the second time in 6 rolls?
A box contains 'y' blue balls and 4 yellow balls. If the probability of getting a blue ball is 2/3, then find the probability of getting different colou...
Find the probability of selecting a spade card from a deck of well shuffled cards.
A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
In a basket, the ratio of the number of yellow and black marbles is 4:5, respectively, and the ratio of black to white marbles is 5:6. If the total numb...
In a basket, there are (x + 7) red balls, ‘x’ blue balls, and (x + 3) black balls. If the probability of picking two blue balls at random is (1/28),...
- A 6-digit number is formed using the digits 1, 2, 3, 4, 5 and 6. If each digit can be used only once, then find the probability that the number formed will...
A card is drawn randomly from a collection of total face cards. What is the probability that the drawn card is a Queen?
Out of 6 white marbles, 3 blue marbles, in how many ways we select one or more marbles?
A bag contains 3 blue, 2 green, and 5 black pens. If five pens are selected randomly, what is the probability that exactly two are green and three are b...
