Advertisements

### Math Arena

**Find out more:**

**Popular! Weekly Class Schedule for AY2018:
2018 Semester 1 Classes**

**2018 School Term Opening Hours:**

**Mondays to Fridays 3.30 pm to 9.30 pm**

** Saturdays 9.30 am to 5.30 pm**

Closed on Sundays and Public Holidays, New Year 1 Jan to 3 Jan, Chinese New Year 15 Feb to 21 Feb, March School Holidays 17 & 18 Mar, 26 & 27 May

**Get: JC Math Help
Get: Polytechnic Math Help**

**Flipped Classroom:** www.learnbrill.com

**Address:**

Blk 488B Tampines St 45 #B1-147 S521488

**How to Get Here:**

Travel by MRT Tampines East (Downtown) Photo Guide

**Tel:** 6781 9325 / 6783 3218 / 8121 6628 (SMS/WhatsApp text only)

**Drop us an enquiry!** admin@matharena.com.sg

### Quick Links:

### Archives

### Recent Posts

- 2018 March Holiday Program: P4 & P5 Fusion Math February 20, 2018
- 2018 March Holiday Program: Sec 4 Chemistry Workshop February 16, 2018
- 2018 March Holiday Program: Sec 3 Chemistry Workshop February 16, 2018
- 2018 March Holiday Program: DSA Science (Chemistry) February 16, 2018
- Happy Chinese New Year 狗年旺旺! February 16, 2018
- Mentoring Schedule (2018 Term 1 & 2) January 17, 2018
- Fraction Question from a User In LearnBrill.com January 4, 2018
- We are taking a break… See you in 2018! December 26, 2017
- H2 Maths Workshop this December (for 2018 J2 students) November 26, 2017
- 3 Day Special Offer for PSLE Students Only November 24, 2017
- December 2017: Sec 3 Chemistry Workshop November 24, 2017
- Sec 4 Chemistry Workshop this December School Holidays! November 24, 2017

### Math Arena

Advertisements

Question from Tina Tran:

Q1. In a school, the ratio of the number of teachers who wear spectacles to the number of teachers who do not wear spectacles is 11:5. 2/3 of the male teachers and 7/10 of the female teachers wear spectacles. What is the ratio of the number of male teachers to the number of female teachers?

Q2. Melissa had 3/4 as many coins as Sheryl. After Melissa and Sheryl received another 48 and 4 coins respectively, Melissa had 1/5 more coins than Sheryl. How many coins did Melissa have at first?

Please view this post for suggested solutions:

https://matharena.wordpress.com/2014/08/23/questions-from-tina-tran/