Question # 1

In continued proportional a:b = b:c, c in said to be ______ proportional to a and b:

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Third

Fourth

Means

None of these

If a:b = x:y, then alternando property is:

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In a proportion a:b:c:d, and d are called:

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Means

Extremes

Third proportional

None of these

If Y is directly proportional to x it can be written as:

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x = y

y : x

In proportion a:b::c:d, b and c are called:

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Means

Extremes

Third proportional

None of these

In continued proportion a:b = b:c, ac = b², b is said to be _______ proportional between a and c:

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Third

Fourth

Means

None of these

If a : b = c : d, then a + b : a - b = c + d : c - d is called theorem of:

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Componendo-Dividendo

Invertendo

Dividendo

Componendo

If a:b = x:y, then invertendo property is:

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If y = 8 and x = 4, then k = xy, we get k =

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12

32

84

114

In a : b : : b : c, where c is called:

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Fourth proportional

Meanproportional

Thirdproportional

Continuedproportional

A proportion is a statement which expressed as an equivalence of:

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Four ratios

Threeratios

Tworatios

Oneratio

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u = v²

u = kv²

uv²= k

uv² = 1

If a : b = c :d, than a - b : b = c - d : d is called theorem of :

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Componendo

Dividendo

(a) & ( b)

Invertendo

If y = kx, x = 7 and y = 6, then k =

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42

13

In a ratio a:b, a is called:

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Relation

Antecedent

Consequent

None of these

In a : b : : c : d, d is called:

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Thirdproportional

Fourthproportional

Meanproportional

Continuedproportional

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Mathematics 10th Class English Medium Unit 3 Online Test MCQs With Answers

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