Question

120 chairs are made by 4 carpenters.How many carpenters would be needed to make 210 chairs?​

Answer 1

Step-by-step explanation:

$12 0 \: chairs \: are \: made \: by \: 4 \: carpenters$

$1 \: chair \: is \: made \: by \frac{4}{120}$

$210 \: chairs \: are \: made \: by \frac{4}{120 } \times 21 \: = 7 \: chairs$