Age of a man was ${\frac{2}{5}}^{t h}$ of the age of the tree in his housing complex. The tree was 90 years old. If the man's age multiplied by a number $x$ equals 180, then find $x$ .

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Solution

The correct option is D
5

Given: Age of the tree = 90 years

Then, as per the question,
Age of the man = $\frac{2}{5} \times$ 90 = 36 years
Also,
$36 \times x = 180$
$⟹ x = \frac{180}{36} = 5$

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Q. Age of a man was

{\frac{2}{5}}^{t h}

of the age of the tree in his housing complex. The tree was 90 years old. If the man's age multiplied by a number

x

equals 180, then find

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Age of a man was 25th of the age of the tree in his housing complex. The tree was 90 years old. If the man's age multiplied by a number x equals 180, then find x.

The correct option is D 5 Given: Age of the tree = 90 years Then, as per the question, Age of the man = 25× 90 = 36 years Also, 36×x=180 ⟹x=18036=5

Age of a man was ${\frac{2}{5}}^{t h}$ of the age of the tree in his housing complex. The tree was 90 years old. If the man's age multiplied by a number $x$ equals 180, then find $x$ .

The correct option is D
5

Given: Age of the tree = 90 years

Then, as per the question,
Age of the man = $\frac{2}{5} \times$ 90 = 36 years
Also,
$36 \times x = 180$
$⟹ x = \frac{180}{36} = 5$