Advertisements
Advertisements
प्रश्न
Find whether 12, 24, 18, 36 are in order that can be expressed as two ratios that are in proportion
Advertisements
उत्तर
Yes, 12 : 24 : : 18 : 36
Because product of extremes 12 × 36 = 432
Product of means = 24 × 18 = 432
12 : 24 : : 18 : 36.
APPEARS IN
संबंधित प्रश्न
Using properties of proportion, solve for x:
`(sqrt(x + 5) + sqrt(x - 16))/(sqrt(x + 5) - sqrt(x - 16)) = 7/3`
If `(4m + 3n)/(4m - 3n) = 7/4`, use properties of proportion to find `(2m^2 - 11n^2)/(2m^2 + 11n^2)`
What number must be added to each of the number 16, 26 and 40 so that the resulting numbers may be in continued proportion?
If p, q and r in continued proportion, then prove the following:
(p2 - q2)(q2 + r2) = (q2 - r2)(p2 + q2)
Find the two numbers such that their mean proprtional is 24 and the third proportinal is 1,536.
If 15 tins of the same size contain 234 kg of oil, how much oil will there be in 10 such tins?
If a, b, c are in continued proportion, prove that: `(pa^2+ qab+ rb^2)/(pb^2+qbc+rc^2) = a/c`
Choose the correct answer from the given options :
The mean proportional between `(1)/(2)` and 128 is
Write the mean and extreme terms in the following ratios and check whether they are in proportion.
400 gm is to 50 gm and 25 rupees is to 625 rupees
Determine if the following are in proportion.
4, 6, 8, 12
