## Saturday, April 30, 2011

### P5 Ratio

>> 1)In Sunshine Home,the ratio of the number of men to the number of women is 4:1. In Joyful Home,the ratio of the number of men to the number of women is 2:3. Sunshine Home has twice as many people as Joyful Home.
>> (a)Find the ratio of the number of men in Sunshine Home to the number of women in Joyful Home.
>> (b)After 40 women left Sunshine Home to join Joyful Home,the ratio of the number of men to the number of women in Joyful Home becomes 1:2. How many women are there in Joyful Home in the end?
>>
>>
>> 2)4boys and 2 girls sold 2400 tickets at a fun fair. The 2 girls sold twice as many tickets as the 4 boys. Each boy sold the same number of tickets. The first girl sold 3 times as many tickets as the second girl.
>> (a)How many tickets did each boy sell?
>> (b)How many tickets were sold by the first girl?
>>
>>
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Q1
> (a) 8:3
> (b) 160
>
> Q2
> (a) 200
> (b) 1200

## Thursday, April 14, 2011

### Fractions (fr: Corrine Poh, 5C10)

Mrs Ching had a total of 400 apples and mangoes in her shop. When 3/8 of the apples were sold, the number of aples left was 120 more than the number of mangoes. How many mangoes were there in the shop?