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...
