SP003 Maths Paper 2 – Question 08

Lina had two sacks, M and N, containing flour.
The mass of flour in N was $\dfrac{5}{6}$ of that in M.
After she added 750 g of flour to M and 1.2 kg of flour to N, M had 100 g less flour than N.
What was the total mass of flour in M and N at first?
Give your answer in grams.

Yan had two bags of sugar, A and B. The mass of sugar in B was $\dfrac{5}{7}$ of that in A.
After she added 600 g of sugar to A and 1.75 kg of sugar to B, A had 200 g less sugar than B.
What was the total mass of sugar in A and B at first?
Give your answer in grams.

Ans: ______________ $g$ [3]