The question type below provides the student with the starting total between 2 parties and the ending ratio after each of them undergo some changes. One of the value will undergo a fractional decrease and the other will have some value added or subtracted.
Students will need to "start from the end" in order to solve. (aka working backwards)
Such questions are common in Paper 2 of P5 and P6 papers.
Calculator usage is allowed.
Similar questions of this type can also be found here.
Moorthi and Devi have a total of 1093 invitation cards to send out.
After Moorthi sent out 1/3 of his cards and Devi sent out 444 cards of her cards,
the ratio of Moorthi's to Devi's remaining cards was 4:5.
a) How many cards did Moorthi sent out?
b) How many cards did they have left altogether at the end?
If the above question is easy, try to do the more challenging question below.
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