Fill in the missing numbers in the following equivalent ratios: (a) 15/18=?/6=10/?=?/30

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Solution

Let us rewrite the question as

15/18 = x/6 = 10/y = z/30

15/18 = x/6
x = (156)/18
x = 5

15/18 = 10/y
15y = 1810
y = 180/15
y = 12

15/18 = z/30
z = (1530)/18
z = 25

So,
15/18 = 5/6 = 10/12 = 25/30

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Question 5

Fill the following blanks:

$\frac{15}{18} = \frac{□}{6} = \frac{10}{□} = \frac{□}{30}$

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Question 5

Fill the following blanks:

$\frac{15}{18} = \frac{□}{6} = \frac{10}{□} = \frac{□}{30}$

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x

y

$x$	$6$	$8$	$10$	__
$y$	$15$	$20$	__	$40$

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