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Write true of false : (a) The compoun...

Write true of false :
(a) The compound ratio of the ratios ` xy : z^(2) " and " z : y " is " x : z`.
(b) The sub - duplicate ratio of the ratio ` sqrta : sqrtb " is " a : b`.

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The correct Answer is:
(a) True; (b) False;
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The compound ratio of the ratios ab : c^(2), bc : a^(2) " and " ca : b^(2) " is " 1 : 1 .

(a) Find the compound ratio of the ratios xz : y^(2) " and " x^(2) : yz . (b) Find the compond ratio of the ratios a : 2b, 2b : 3c "and " c : a .

Knowledge Check

  • The mixed ratio of the ratios x/y : z , y/z : x " and " z/a : y is

    A
    `1 : xyz`
    B
    ` xyz : 1`
    C
    `x^(2) y^(2) z^(2) : 1`
    D
    ` 1 : x^(2) y^(2) z^(2)` .

  • The sub-triplicate ratio of the ratio (7 + 5 sqrt2) : (7 - 5 sqrt2) is

    A
    `-(3 - 2 sqrt2) : 1`
    B
    `(3 + 2 sqrt2) : 1 `
    C
    `-(3 + 2 sqrt2) : 1`
    D
    None of these.

  • The sub-duplicate ratio of (7+4sqrt3): (7-4sqrt3) is

    A
    `(7 + 4 sqrt3) : 1`
    B
    `(7 - 4 sqrt3) : 1`
    C
    `4 sqrt3 : 1 `
    D
    None of these.

    • Similar Questions

    Explore conceptually related problems

    True or false: The compound ratio of ab : c^2 , bc : a^2 and ca : b^2 is 1 : 1.

    Write True or False Compound ratio of any ratio and its inverse ratio is 1:1.

    Find the mixed ratios of the ratios a/b : c , b/c : a , c/a : b .

    Write True or False Compound ratio of ab:c^2, bc:a^2 and ca: b^2 is 1:1.

    For what value of x, the duplicate ratio of (x + a)/(x + b) " is " a/b ?

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