Advertisements
Advertisements
Question
A gets double of what B gets and B gets double of what C gets. Find A : B and B : C and verify whether the result is in proportion or not
Advertisements
Solution
Let x be the part owned by C then
A : B : C = 2(2x) : 2x : x = 4x : 2x : x
A : B = 4x : 2x = 2 : 1
B : C = 2x : x = 2 : 1
A : B : : B : C
i.e, They are in proportion.
APPEARS IN
RELATED QUESTIONS
If a, b, c are in continued proportion, show that: `(a^2 + b^2)/(b(a + c)) = (b(a + c))/(b^2 + c^2)`.
What least number must be subtracted from each of the numbers 7, 17 and 47 so that the remainders are in continued proportion?
Using properties of proportion, solve for x:
`(sqrt(x + 1) + sqrt(x - 1))/(sqrt(x + 1) - sqrt(x - 1)) = (4x - 1)/2`
Check whether the following numbers are in continued proportion.
9, 12, 16
Find the value of x in the following proportions : 10 : 35 = x : 42
Find the mean proportion of: `(1)/(12) and (1)/(75)`
Verify the following:
108 : 72 : : 129 : 86
In proportion, the 1st, 2nd, and 4th terms are 51, 68, and 108 respectively. Find the 3rd term.
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
Which of the following statements correctly defines a proportion involving four non-zero quantities a, b, c, and d?
