Question
Which of the following element/substance leads to
deflocculation of soil particles?Solution
Sodium ion leads to deflocullation.
The average of five even numbers is 36. If we replace two of these even numbers, 82 and 88, with a single even number X, the new average decreases by 4....
In a General store, the average cost of a Rice bag, Pulse bag and Sugar bag is Rs.600. The average cost of sugar bag and Pulse bag is Rs.650. What will ...
In an election between two candidates, the winner secured a victory margin of 720 votes. If 20% of the total votes polled were de...
Average of four consecutive prime numbers T1, T2, T3, and T4 is (17 + x). If the average of T1 and T2 is (13 + x) and the average of T3 and T4 is (13 + ...
The average of a set of 25 numbers is 98. For the first 14 numbers, the mean is 84, and for the last 8 numbers, the mean is 112. ...
The average age of a group of 24 persons is found to be 28 years. Later it is found that age of two of the persons is calculated as 32 and 64 instead of...
- In a garden having rose, tulip, and lily plants, the ratio of the number of rose, tulip, and lily plants is 3:5:7, respectively, and the average number of ...
The average cost price of 14 pens (having equal cost price) decreased by Rs.2, when one of the pen is replaced by a new pen having cost price of Rs.80. ...
The average weight of a group of NN children is (N+1)(N + 1) kg. When a child weighing 36.5 kg leaves the group, the average weight decreases by 0.5 kg....
- What is the average of the squares of the first 19 natural numbers?