求解小六数学题

痛过的人

Mrs Lim baked some biscuits and packed them in 14 small boxes and 7 big boxes.There were equal number of biscuits in each small box and equal number of biscuits in each big box.Eachbig box contained 10 more biscuits than each small box.18/29 of the biscuits baked were packed  in samll boxes .How many biscuits were there in each small box?:$

4justice

if x  biscuits in each small box, then
there are  14x biscuits in  small boxes and  7(10+x) in big boxes;
Total  biscuits are  14X + 7(10+x); so

18/29 X((14X+7(10+X)) = 14X

and we can get X =  45