Advertisements
Advertisements
प्रश्न
Verify the following:
108 : 72 : : 129 : 86
उत्तर
108 : 72 : : 129 : 86
`108/72 =(108 ÷ 36)/(72 ÷ 36) =3/2` (H.C.F. of 108 and 72 is 36.)
`129/86=(129 ÷ 43)/(86 ÷ 43)=3/2` (H.C.F. of 129 and 86 is 43.)
Hence, 108 : 72 : : 129 : 86 are in proportion.
APPEARS IN
संबंधित प्रश्न
Given four quantities a, b, c and d are in proportion. Show that: (a – c)b2 : (b – d)cd = (a2 – b2 – ab) : (c2 – d2 – cd)
Find the third proportional to `x/y + y/x` and `sqrt(x^2 + y^2)`
If y is the mean proportional between x and y; show that y(x+z) is the mean p roporti ona I between x2+ y2 and y2+ z2
Find the third proportional to 0.24, 0.6
What number must be added to each of the numbers 16, 26 and 40 so that the resulting numbers may be in continued proportion?
Determine if the following numbers are in proportion:
33, 121, 9, 96
If 57 : x : : 51 : 85, then the value of x is
If `x/a = y/b = z/c`, prove that `"ax - by"/((a + b)(x- y)) + "by - cz"/((b + c)(y - z)) + "cz - ax"/((c + a)(z - x)` = 3
If a, b, c, d are in continued proportion, prove that: (a2 – b2) (c2 – d2) = (b2 – c2)2
If x, 2, 10 and y are in continued proportion, the values of x and y are respectively:
