Question

What number Increased by 130% is 69 ?

Answer 1

$Let \: the \: number = x$

/* According to the problem given */

$x \:is \: increased\: by \: 130\% = 69$

$\implies x\Big(\frac{ 100+ 130}{100}\Big) = 69$

$\implies x \times \frac{230}{100} = 69$

$\implies x = 69 \times \frac{100}{230}$

$\implies x = 3 \times 10$

$\implies x = 30$

Therefore.,

$\red{ Required \:number } \green { = 30 }$

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Answer 2

R = 30 .

Solution :-

• Let the number be "R" .

According to question,

=> R is increased by 130% = 69

=> R + 130/100 + 1 = 69

=> R + 100 + 130 / 100 = 69

=> R + 230/100 = 69

=> R = 69 × 100/230

=> R = 3 × 10

=> R = 30 .