Maths Lesson 26 April 2012

Here are your responses. After today's lesson, you may want to work out the answers again on your own. Although not all the groups were able to obtain the correct answers, it was nonetheless a good learning experience as all of you had tried your best in getting the solutions as a team. Great job!

Please leave a comment to let me know how you feel about today's lesson compared to yesterday's.  _________________________________________________
Instructions to you:

You are working in groups of 3.

There are three questions in the task sheet. You are to complete the task sheet in 30 minutes.

Step 1: Work as a group, solve the STAR question first. Present the steps and answer(s) clearly. (10 min)

Step 2: Input your group solution in this form. (5 min)

Step 3: Work on the other two questions. Present the steps and answer(s) clearly. (15 min)

1.  Grandma had some yellow and purple sweets in the ratio of 9 : 7. On Monday, she made 54 more yellow sweets. On Tuesday, she gave away 44 purple sweets and sold 129 yellow sweets. The number of yellow sweets to the number of purple sweets became in the ratio of    6 : 5. How many yellow sweets are there in the end?

2. The number of stickers Raymond had to the number of stickers Cadence had was 5 : 3.  After Cadence gave away 39 stickers, the ratio of the number of stickers Raymond had to the number of stickers Cadence had became 6 : 1. How many stickers did both of them have altogether in the end?

3.  Hendrick had some money. He gave $90 to Terry and 1/2 of his remaining money to John. He had 2/7 of his money left. How much money did Hendrick have at first?