Advertisements
Advertisements
प्रश्न
If x2, 4 and 9 are in continued proportion, find x.
Advertisements
उत्तर
Given, x2, 4 and 9 are in continued proportion.
`("x"^2)/4 = 4/9`
⇒ 9x2 = 16
⇒ x2 = `16/9`
⇒ x = `4/3`
संबंधित प्रश्न
Find the reciprocal ratio of e following :
`1/45 : 1/54`
Show that the value of x is 11, when `("x"^3 + "3x")/(3"x"^2 + 1) = 341/91`
Express the following ratios in its simplest form :
200:250
Find: The reciprocal ratio of 8: 15.
If `x/(b + c - a) = y/(c + a - b) = z/(a + b - c)` then show that (b - c)x + (c - a)y + (a - b) z = 0.
Express the given ratio in its simplest form: `1 1/3:2 1/4:2 1/2`
Write the following ratio in the simplest form:
4 kg : 2 kg 500 g
Find the ratio of:
2 dozens to a score
Sex ratio is defined as the number of females per 1000 males in the population. Find the sex ratio if there are 3732 females per 4000 males in a town.
In a year, Seema earns ₹ 1,50,000 and saves ₹ 50,000. Find the ratio of money that Seema earns to the money she saves.
