Advertisements
Advertisements
प्रश्न
5 : `square` : : 10 : 8 : : 15 : `square`
Advertisements
उत्तर
5 : 4 : : 10 : 8 : : 15 : 12
APPEARS IN
संबंधित प्रश्न
If x, y, z are in continued proportion, prove that `(x + y)^2/(y + z)^2 = x/z`
If p : q = r : s; then show that: mp + nq : q = mr + ns : s.
If p + r = mq and `1/q + 1/s = m/r`; then prove that p : q = r : s.
If a, b and c are in continued proportion, prove that `(a^2 + b^2 + c^2)/(a + b + c)^2 = (a - b + c)/(a + b + c)`
Find the mean proportional to (x – y) and (x3 – x2y).
If ( a+c) : b = 5 : 1 and (bc + cd) : bd = 5 : 1, then prove that a : b = c : d
The angles of a triangle are in the ratio 3 : 1 : 2. The measure of the largest angle is
If a, b, c and d are in proportion, prove that: (ma + nb) : b = (mc + nd) : d
If a, b, c are in continued proportion, prove that: a : c = (a2 + b2) : (b2 + c2)
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
