The answer is B. because it is 6:9 which simplifies down to 1:3
If you mean lowest terms as in fully simplified, then your fraction "2/11" is already in lowest terms.
Lowest terms mean that your numerator and denominator have no common factors apart from 1.
2 and 11 don't have any common factors, therefore 2/11 is in lowest terms already.
1.2 pounds is the weight of 40 biscuits and the cost is $2.70.