If a - b - c - d- then which of the following is trueA- ad bcD- a b-d c

The correct option is B ad = bc if a/b = c/d then ad = bc For example 3/4 = 15/20 then we can see that 3 × 20 = 60 ...

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Byju's Answer

Standard IX

Mathematics

Finding Fractions given Certain Conditions

If a / b = c ...

Question

If $\frac{a}{b}$ = $\frac{c}{d}$ , then which of the following is true

$a d$ < $b c$

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$a d$ = $b c$

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$a d$ > $b c$

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$a b$ = $d c$

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Solution

The correct option is B
$a d$ = $b c$

if $\frac{a}{b}$ = $\frac{c}{d}$

then $a d$ = $b c$

For example $\frac{3}{4}$ = $\frac{15}{20}$

then we can see that 3 $\times$ 20 = 60

4 $\times$ 15 = 60

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If ab = cd , then which of the following is true

The correct option is B ad = bc if ab = cd then ad = bc For example 34 = 1520 then we can see that 3 × 20 = 60 4 × 15 = 60

If $\frac{a}{b}$ = $\frac{c}{d}$ , then which of the following is true

The correct option is B
$a d$ = $b c$

if $\frac{a}{b}$ = $\frac{c}{d}$

then $a d$ = $b c$

For example $\frac{3}{4}$ = $\frac{15}{20}$

then we can see that 3 $\times$ 20 = 60

4 $\times$ 15 = 60