Does anybody know which type of quetions are for scoring A*? speed ? circle? Percentage?volume?

can somebody help me to solve these questions?


1) A farmer had some chickens and ducks in his farm.If 50 chickens were sold, the ratio of the number of chickens left to the number of duck would be 8:7. If 7 ducks were sold, the ratio of the number of chickens to the number of ducks left would be 10:7.
(a) How many chickens were there in the farm?
(b) When 42 ducks in the farm died, what percentage of the ducks were left?

2)At 10 am, a car was travelling from Town X to Town Y. At the same time, a lorry was travelling from Town Y to Town X along the same route. The car, travelling at speed of 25 km/h faster, passed the lorry 15 km from the midpoint between the 2 towns.
(a) At what time did they pass each other?
(b) The car took another 24 min to reach Town Y. What time would the lorry reach Town X?

Thanks

Thanks speedmaths.com

May i know the "Bag and Boxes Method" also in the "PSLE maths Advances Model Method" book?

Thanks Alvin 8228,


May i know what is the small rectangle means? 20% of B, what is B? 25% of S, what is S? Thanks

can somebody help me to solve these question?


1) Mr Jones had a total of 1448 fiction and non-fiction books in his bookstore.He sold 80% of the fiction books and 75% of the non-fiction books and found that he had 52 more fiction than non-fiction books left. How many non-fiction books did he sell?

2)Ismail had 258 stamps and Fabian had 186 stamps.Fabian sold twice as many stamps as Ismail.If Ismail had twice as many stamps as Fabian after selling their stamps, how many stamps did Ismail sell?

3)Kris baked 68 muffins every day.Five days after Kris started baking, Mandy started baking 90 muffins each day. How many muffins had kris baked when Mandy had baked 254 more muffins than Kris?

Thanks

What is your ds/dd prelim English Continuous Writing topic?

Sspitfire:

Sat for my Maths Prelim paper 1 and 2 today.. Not excited for the results at all, feeling hopeless already :sad:

Sspitfire, dont let anythings affect you, do your study, keep yourself happy, 5 more weeks you will finish your PSLE.

my dd told me her is cooking in classroom, like homeEcon in school.

Thanks Alvin8228.

Tomorro PSLE oral, my dd has extra homework from her good friend (tution homework).