Advertisements
Advertisements
प्रश्न
If the cost of 14 m of cloth is Rs 1890, find the cost of 6 m of cloth.
उत्तर
Cost of 14 m of cloth = Rs 1890
Cost of 1 m of cloth = `1890/14` = Rs 135
Cost of 6 m of cloth = 6 × 135 = Rs 810
APPEARS IN
संबंधित प्रश्न
Given four quantities p, q, r and s are in proportion, show that
q2(p - r) : rs (q - s) =(p2- q2- pq): ( r2-s2-rs).
If a, b, c, d are in continued proportion, prove that (b - c)2 + (c - a)2 + (d - b)2 = (d - a)2.
Find the value of x in the following proportions : x : 50 :: 3 : 2
What number must be added to each of the numbers 16, 26 and 40 so that the resulting numbers may be in continued proportion?
Write (T) for true and (F) for false in case of the following:
32 kg : Rs 36 : : 8 kg : Rs 9
If ax = by = cz; prove that `x^2/"yz" + y^2/"zx" + z^2/"xy" = "bc"/a^2 + "ca"/b^2 + "ab"/c^2`
What number must be added to each of the numbers 15, 17, 34 and 38 to make them proportional?
Determine if the following are in proportion.
33, 121, 9, 96
A student said that the ratios `3/4` and `9/16` were proportional. What error did the student make?
If x, 2, 10 and y are in continued proportion, the values of x and y are respectively:
