Question
Specific gravity of milk on addition of water
Solution
Specific gravity of milk on addition of water decreases
An integer 'p' is added to each of 6, 14, 22 and 34 so that the resulting numbers will be in proportion in given order only. Find the value of '(p + 4)'...
If the third proportion of 25 and 20 is “0.5k”, then find the value of (k − 8) : (k + 24).
‘X’, ‘Y’ and ‘Z’ rented a taxi for a trip. The taxi driver charges a fixed amount per kilometer. If ‘X’, ‘Y’ and ‘Z’ travelled ...
The speeds of the three cars are in the ratio of 2: 3: 6. The ratio of respective time taken by these cars to travel the same distance is:
If x+3, x-2, 6 and 5 are in proportion then find the mean proportional to x and 9x2.
Ritika and Gargi have money in the ratio 4:11 and Gargi and Kiran also have money in the same ratio 4:11. If Ritika has Rs. 400, how much Kiran has?
Find the fourth proportion of (2k - 2), (4k - 4) and (6k - 6). (Note: 'k' is the largest single-digit prime number.)
In an office, the ratio of the number of males to number of females is 9:4. If 2 males joined the class and 8 females left the class, then the ratio of ...
The ratio of the number of girls to the number of boys in a school of 720 students is 3 : 5. If 18 boys left the school, find how many new girls ...
The ratio between the number of books and pencils is 7:5 and the ratio of cost of per book and pencil is 3:2 then find the percentage by which total cos...
Relevant for Exams:
