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mustafakhalil02
16.11.2020 •
Mathematics
Two factory workers win the in-house raffle with a prize of £240. Monika and Robert share the prize money in a ratio of 3:5. How much does Monika get?
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Ответ:
Monika gets £90
Step-by-step explanation:
Let us use the ratio method to solve this question
∵ Monika and Robert are Two factory workers
∵ They win the in-house raffle with a prize of £240
∵ Monika and Robert share the prize money in a ratio of 3: 5
→ That means the total of the ratio is equivalent to the value of the prize
∵ The total of the ratio = 3 + 5 = 8
→ By using the ratio method
→ Monika : Robert : Total
→ 3 : 5 : 8
→ x : y : 240
→ By using the cross multiplication
∵ x × 8 = 3 × 240
∴ 8x = 720
→ Divide both sides by 8
∵
= ![\frac{720}{8}](/tpl/images/0901/4973/86894.png)
∴ x = 90
∵ x represents the share of Monika
∴ Monika gets £90
Ответ:
1. 2+4=6
2. 2X7=14
3. 4X3=12
4. 7X3=21
5. 12+14=26
6. Simplify 26/21
7. 26-21= 5 so it simplifies to 1 5/21
8. 6+1 5/21=6 5/21