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Tetrazolium (TZ) test is done to check seed viability, here 2,3,5-triphenyl tetrazolium chloride dye is used and seed which absorbs it and becomes red is viable as dead seeds donot absorb this dye.
5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 70 and ratio of the 4th and the 5th number is 2:3. If difference between t...
What is the average of odd numbers greater than 10 but less than 30?
The average weight of 20 boys is 48 kg. However, the weights of three boys, originally 46 kg, 44 kg, and 38 kg, were incorrectly ...
The average weight of 14 students in a class is 20 kg. If a student leaves the class, the average weight of the class drops by 4 kg. Find the weight of ...
Find the median of the following observation:
24, 28, 29, 21, 19, 18, 25, 27, 17, 20, 28, 30, 11, 13
The average of four numbers is 90. Two of the numbers are equal (not least), and 40 more than the least number. If the 4th number is five times the leas...
Average marks scored by Vineet in five subjects are 72. The average marks scored by him (excluding his highest and lowest marks) are 56 and lowest marks...
The average of n numbers is 56. If each of 45% of the numbers is increased by 18 and each of the remaining numbers is decreased by 12, then the n...
The average weight of a group of five persons, A, B, C, D, and E is 70 kg. If another person K joins the group then the average weight of the group is d...
Average of 8 numbers is 50. If average of first four and last two numbers is 40 and 35, respectively then find the fifth number given that ratio of fift...