Question 832304
Since peanuts are £1.65 for 200g,
This is the same as £1.65 for 0.200 kilos
Set up a proportion
{{{1.65/0.200 = 30/x}}}
do cross products
1.65x = 30(0.200)
1.65x = 6
divide each side by 1.65
x = 6/1.65
x = 3.64
So we can buy 3.64 kilos with £30 .