When a number is added to another number- the total becomes 3331-3 percent of the second number- What is the ratio between the first number and second number-

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Question

When a number is added to another number, the total becomes $333 \frac{1}{3}$ percent of the second number. What is the ratio between the first number and second number?

3 : 7

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7 : 4

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7 : 3

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4 : 7

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Solution

The correct option is C $7 : 3$
(c) Let the first and second number be $x$ and $y$ respectively.
Then, $x + y = 333 \frac{1}{3} %$ of $y = \frac{1000}{3 \times 100} y$
$x + y = \frac{10}{3} y$
$\Rightarrow x = \frac{7}{3} y$
$\Rightarrow x : y = 7 : 3$

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When a number is added to another number, the total becomes 33313 percent of the second number. What is the ratio between the first number and second number?

The correct option is C 7:3(c) Let the first and second number be x and y respectively. Then, x+y=33313% of y=10003×100yx+y=103y⇒x=73y⇒x:y=7:3

When a number is added to another number, the total becomes $333 \frac{1}{3}$ percent of the second number. What is the ratio between the first number and second number?

The correct option is C $7 : 3$
(c) Let the first and second number be $x$ and $y$ respectively.
Then, $x + y = 333 \frac{1}{3} %$ of $y = \frac{1000}{3 \times 100} y$
$x + y = \frac{10}{3} y$
$\Rightarrow x = \frac{7}{3} y$
$\Rightarrow x : y = 7 : 3$