$20$ tiles weight $5 k g$ . How much do $7$ tiles weight? If a man wants to carry a weight of only $12 k g$ , how many tiles will he be able to carry?

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Solution

$20$ tiles $\to 5$ kg using unitary method
$1$ tiles $\to 5 / 20$ kg
$7$ tiles $\to \frac{5}{20} \times 7 = \frac{7}{4}$ kg
$5$ kg $\to 20$ tiles
$1$ kg $\to 4$ tiles
$12$ kg $\to 48$ tiles.

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20 tiles weight 5 kg. How much do 7 tiles weight? If a man wants to carry a weight of only 12 kg, how many tiles will he be able to carry?

20 tiles→5kg using unitary method1tiles →5/20kg7tiles →520×7=74kg5kg→20tiles1kg→4 tiles12kg→48 tiles.

$20$ tiles weight $5 k g$ . How much do $7$ tiles weight? If a man wants to carry a weight of only $12 k g$ , how many tiles will he be able to carry?

$20$ tiles $\to 5$ kg using unitary method
$1$ tiles $\to 5 / 20$ kg
$7$ tiles $\to \frac{5}{20} \times 7 = \frac{7}{4}$ kg
$5$ kg $\to 20$ tiles
$1$ kg $\to 4$ tiles
$12$ kg $\to 48$ tiles.