Question
How many pairs of letters are there in the word
COMPARISON’ which has as many letters between them (both forward and backward) in the word as in the English alphabetical series?ÂSolution
There are only four pair CI, PR, NO and IM in the word ‘COMPARISON’ which has as many letters between them (both forward and backward) in the word as in the English alphabetical series.
The ratio between two numbers is 2:3. If each number is increased by 6, the ratio between then become 4:5, find the difference between numbers.
70 percent of first number is equal to 50 percent of the second number. What is the respective ratio of the first number to the second number?
A right triangle ABC with sides 5 cm ,12cm and 13cm is revolved about the side 12 cm. What is the volume of the solid so obtained?
Marks scored by A and B in a test are in the ratio 12:5 respectively. If B had scored 5 more marks, then marks scored by A would be 20% more than that o...
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The mean proportional of 4 and 25 is _____.
If x runs are second by Rohit, y runs by Shreyas and z runs by Virat, then x : y = y : z = 5:4. If total number of runs scored by Rohit, Shreyas and Vir...
In 2020, the incomes of A and B were in the ratio 8:5, and their expenses were in the ratio 5:3. A’s savings in 2020 exceeded B’s savings by ₹5,00...
Find the mean proportional of 2.56 and 8.41.
The sum of three numbers is 184. If the ratio of the first to the second is 3:4 and that of second to the third is 8:9 then the second number is?Â
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