Advertisements
Advertisements
प्रश्न
Find the second term of the proportion whose first, third, and fourth terms are 9, 8, and 24 respectively.
उत्तर
Let the second term = x
9 : x : : 8 : 24
⇒ x × 8 = 24 × 9
x = `(24xx9)/8` = 3 × 9 = 27
The second term of proportion = 27
APPEARS IN
संबंधित प्रश्न
If `(m + n)/(m + 3n) = 2/3`, find : `(2n^2)/(3m^2 + mn)`.
Find the compound ratio of 2a : 3b, mn : x2 and x : n
Find triplicate ratio of 1 : 3
Find the compounded ratio of the following:
15: 16 and 8 : 5
Find the sub-duplicate ratio of the following :
`(9"a"^2)/5 : (25"a"^2)/3`
Find the sub-triplicate ratio of the following :
125a3 : 343b6
Express the following ratios in its simplest form :
4:6
State true or false :
A ratio equivalent to 7 : 9 is 27 : 21.
If a : b = 5 : 3, show that (5a + 8b) : (6a – 7b) = 49 : 9.
Two numbers are in the ratio 10: 11. Their sum is 168. Find the numbers.
Two poles of different heights are standing vertically on a horizontal field. At a particular time, the ratio between the lengths of their shadows is 2 :3. If the height of the smaller pole is 7.5 m, find the height of the other pole.
A profit of Rs 2,500 is to be shared among three persons in the ratio 6 : 9 : 10. How much does each person get?
Find the fourth term of the proportion whose first, second, and third terms are 18, 27, and 32 respectively.
The ratio of the length and the width of a school ground is 5 : 2. Find the length, if the width is 40 metres.
Which of the following numbers are in continued proportion:
15, 45 and 48
Find the third proportional to ₹1.60, ₹0.40
3:33 = 33:333
A rectangular sheet of paper is of length 1.2 m and width 21 cm. Find the ratio of width of the paper to its length.
Length and breadth of the floor of a room are 5 m and 3 m, respectively. forty tiles, each with area `1/16` m2 are used to cover the floor partially. Find the ratio of the tiled and the non tiled portion of the floor.
Find the ratio of the following:
