Compilation of all things math --- questions obtained via students' consultation, related math sites. * Do also check out my EduTech contributions at go.gov.sg/changcl
Monday, June 29, 2015
Thursday, June 25, 2015
Tuesday, June 23, 2015
P5 whole numbers (for Jesslyn Ho)
> Alan and Belinda had 540 cards at first . After alan sold 80 cards and Belinda bought 20 more cards , each of them had the same number of cards left .How many cards did Alan have at first?
P6 volume, rate (fr. S.Un)
Q1.
Faith has 2 tanks, A and B of different capacities. If Tank A is filled by a tap at a rate of 3 litres per minute and tank B is filled by a tap at a rate of 5 litres per minute, when tank A is completely filled, 5 litres of water flowed out from tank B.
Q2.
If Tank A is filled by a tap at a rate of 4 litres per minute and tank B is filled by a tap at a rate of 3 litres per minute, when tank A is completely filled with water, tank B is only half-filled. What is the capacity of tank B?
Faith has 2 tanks, A and B of different capacities. If Tank A is filled by a tap at a rate of 3 litres per minute and tank B is filled by a tap at a rate of 5 litres per minute, when tank A is completely filled, 5 litres of water flowed out from tank B.
Q2.
If Tank A is filled by a tap at a rate of 4 litres per minute and tank B is filled by a tap at a rate of 3 litres per minute, when tank A is completely filled with water, tank B is only half-filled. What is the capacity of tank B?
Monday, June 22, 2015
Thursday, June 11, 2015
Wednesday, June 10, 2015
Tuesday, June 9, 2015
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