Latest Questions…
Weekly Question (14 Aug)
In a school bookshop, pens are sold at either $1.80 each or $6 for a set of 4 pens. What is the maximum number of pens that you can buy with $358?
Please click the following link for solution: Weekly Question 14.08.13
Previous Questions
2013 May
2013, May 21 – Tuesday: Weekly Question 21.05.13 ; Weekly Challenges 21.05.13
2013, May 17 – Friday: Weekly Question 17.05.13
2013, May 8 – Wednesday: Weekly Question 08.05.13
2013, May 2 – Thursday: Weekly Question 02.05.13
2013 April
2013, Apr 25 – Thursday: Weekly Questions 25.04.13
2013, Apr 18 – Thursday: Weekly Question 18.04.13
2013, Apr 10 – Wednesday: Weekly Question 10.04.13
2013, Apr 3 – Wednesday: Weekly Question 03.04.13
2013 March
2013, Mar 27 – Wednesday: Weekly Question 27.03.13
2013, Mar 20 – Wednesday: Weekly Question 20.03.13
2013, Mar 14 – Thursday: Weekly Question 14.03.13
2013, Mar 6 – Wednesday: Weekly Question 06.03.13
2013 February
2013, Feb 27 – Wednesday: Weekly Question 27.02.13
2013, Feb 21 – Thursday: Weekly Question 21.02.13 ; Weekly Challenge 21.02.13
2013, Feb 13 – Wednesday: Weekly Question 13.02.13
2013, Feb 7 – Thursday: Weekly Question 07.02.13 ; Weekly Challenge 07.02.13
2013 January
2013, Jan 30 – Wednesday: Weekly Question 30.01.13 ; Weekly Competition Question 30.01.13
2013, Jan 23 – Wednesday: Weekly Question 23.01.13 ; Weekly IQ Question 23.01.13
2013, Jan 16 – Wednesday: Weekly Question 16.01.13 ; Weekly Competition Question 16.01.13
2013, Jan 9 – Wednesday: Weekly Question 09.01.13 ; Weekly Competition Question 09.01.13
2013, Jan 3 – Thursday: Weekly Question 03.01.13
2012 December
2012, Dec 19 – Wednesday: Weekly Question 19.12.12
2012, Dec 12 – Wednesday: Weekly Question 12.12.12
2012, Dec 5 – Wednesday: Weekly Question 5.12.12 ; Weekly Question (IQ) 5.12.12
2012 November
2012, Nov 28 – Wednesday: Weekly Question 28.11.12 ; Weekly Competition Question 28.11.12
2012, Nov 21 – Wednesday: Weekly Question 21.11.12
2012, Nov 16 – Friday: Weekly Question 16.11.12
2012, Nov 7 – Wednesday: Weekly Question 07.11.12
2012 October
2012, Oct 31 – Wednesday: Weekly Question 31.10.12
2012, Oct 24 – Wednesday: Weekly Question 24.10.12
2012, Oct 18 – Thursday: Weekly Question 18.10.12
Math Arena Enrichment Centre 
Is there any courses for sec 1?
Yes we have a math class for Secondary 1 this year.
Hi! I need help in solving this question:1.There are 98 children queuing up to enter an amusement park. For every 2 boys standing in the queue, there are 4 girls standing in between them. What is the largest possible number of boys in the queue?
2.In Week 1, a seller had 35 of his shirts left after selling 100 of them at $10 each. He sold 40% of the remainder at $12 each in Week 2 and the rest at a discounted price in Week 3. His total sale collection for the 3 weeks was $2,485. What was the discounted price of each of the shirts sold in Week 3?
3.Mr Lim and Mr Tan drove from Bedok to Jurong one morning. They started at the same time and the journey was 35 km. They drove at the same speed for the first 10 km. Mr Tan did not change his speed but Mr Lim drove at a faster speed for the remaining 25 km. Mr Lim reached the destination 5 minutes before Mr Tan who was 5 km behind him.
a)If Mr Tan reached the destination at 10.20 am, at what time did they start the journey?
b)What was Mr Lim’s speed for the last 25 km of the journey in km/h?
i got 20 for the first question. not sure if its correct…
Yes, you are correct. See here:
https://matharena.wordpress.com/2014/09/05/to-mathmakesmebraindead-here-is-the-answer/