Question # 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

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

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Means

Extremes

Third proportional

None of these

The ratio of 1km to 600m is:

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1 : 6

5 : 3

3 : 2

2 : 1

A ratio has:

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No units

Oneunit

Twounits

Threeunits

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

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x = y

y : x

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

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Thirdproportional

Fourthproportional

Meanproportional

Continuedproportional

The fourth proportional w of x : y::v : w is:

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xyv

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

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12

32

84

114

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

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42

13

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

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In a ratio x:y, y is called:

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Relation

Antecedent

Consequent

None of these

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

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If 12, p and 3 are in continued proportion, then p =

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In a ratio a:b, a is called:

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Relation

Antecedent

Consequent

None of these

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u = v²

u = kv²

uv²= k

uv² = 1

K is known as:

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Sign of proportionality

Extremes

Constant of proportionality

Means

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

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