Question

Elliot's backpack weighs 4200 g 1 kg is 1000 G how many kilograms does Elliot backpack weigh​

Answer 1

The answer is 4.2kg

Explanation:

Using the rule of three

1kg -------------> 1000G

x <-------------- 4200G

then

x = (4200G)(1kg)/1000G

x = 4.2kg