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Write the following ratios in their simplest form: 2.1 2.2 5c to R1,00. \( 2.3 \quad 25 \mathrm{c} \) to R1,50 2.42 years to 9 months 2.53 seconds to 2 hours \( 2.6 \quad 2 \mathrm{~mm} \) to 1 m 2.72 kg to 750 g .

Ask by Nguyen Chang. in South Africa
Feb 03,2025

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Answer

Here are the simplified ratios: 1. **2.2. 5 c to R1.00:** \[ 1\,:\,20 \] 2. **2.3. 25 c to R1.50:** \[ 1\,:\,6 \] 3. **2.4. 2 Years to 9 Months:** \[ 8\,:\,3 \] 4. **2.5. 3 Seconds to 2 Hours:** \[ 1\,:\,2400 \] 5. **2.6. 2 mm to 1 m:** \[ 1\,:\,500 \] 6. **2.7. 2 kg to 750 g:** \[ 8\,:\,3 \] If there's more to **2.1**, please provide the details for further simplification.

Solution

Sure! Let's simplify each of the given ratios step by step. --- ### **2.2. 5 c to R1.00** 1. **Convert to the same unit (cents):** - R1.00 = 100 c 2. **Set up the ratio:** - 5 c : 100 c 3. **Simplify the ratio:** - Divide both numbers by 5: - \( \frac{5}{5} : \frac{100}{5} = 1 : 20 \) **Simplest Form:** \[ \boxed{1\,:\,20} \] --- ### **2.3. 25 c to R1.50** 1. **Convert to the same unit (cents):** - R1.50 = 150 c 2. **Set up the ratio:** - 25 c : 150 c 3. **Simplify the ratio:** - Divide both numbers by 25: - \( \frac{25}{25} : \frac{150}{25} = 1 : 6 \) **Simplest Form:** \[ \boxed{1\,:\,6} \] --- ### **2.4. 2 Years to 9 Months** 1. **Convert to the same unit (months):** - 2 years = 24 months 2. **Set up the ratio:** - 24 months : 9 months 3. **Simplify the ratio:** - Divide both numbers by 3: - \( \frac{24}{3} : \frac{9}{3} = 8 : 3 \) **Simplest Form:** \[ \boxed{8\,:\,3} \] --- ### **2.5. 3 Seconds to 2 Hours** 1. **Convert to the same unit (seconds):** - 2 hours = 2 × 60 × 60 = 7,200 seconds 2. **Set up the ratio:** - 3 seconds : 7,200 seconds 3. **Simplify the ratio:** - Divide both numbers by 3: - \( \frac{3}{3} : \frac{7200}{3} = 1 : 2,400 \) **Simplest Form:** \[ \boxed{1\,:\,2400} \] --- ### **2.6. 2 mm to 1 m** 1. **Convert to the same unit (millimeters):** - 1 meter = 1,000 millimeters 2. **Set up the ratio:** - 2 mm : 1,000 mm 3. **Simplify the ratio:** - Divide both numbers by 2: - \( \frac{2}{2} : \frac{1000}{2} = 1 : 500 \) **Simplest Form:** \[ \boxed{1\,:\,500} \] --- ### **2.7. 2 kg to 750 g** 1. **Convert to the same unit (grams):** - 2 kilograms = 2,000 grams 2. **Set up the ratio:** - 2,000 g : 750 g 3. **Simplify the ratio:** - Find the greatest common divisor (GCD) of 2,000 and 750, which is 250. - Divide both numbers by 250: - \( \frac{2000}{250} : \frac{750}{250} = 8 : 3 \) **Simplest Form:** \[ \boxed{8\,:\,3} \] --- If **2.1** was intended to include additional information, please provide the details, and I'd be happy to help simplify that ratio as well!

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To simplify the ratios, we divide both sides by the same unit to get the simplest form: 2.1: The ratio 2.1 is already in decimal form but can be represented as 21:10. 2.2: For 5c to R1.00, we can express it as 5:100. Dividing both by 5, we get 1:20. 2.3: 25c to R1.50 can be shown as 25:150. Dividing both by 25, we obtain 1:6. 2.4: Converting years to months, 2 years is 24 months. So, the ratio 24:9 can be simplified to 8:3. 2.5: To compare 3 seconds to 2 hours, we convert 2 hours to seconds (2 hours = 7200 seconds) for the ratio 3:7200. Dividing both terms by 3 gives us 1:2400. 2.6: For 2 mm to 1 m, converting 1 meter to mm gives us 2:1000. Simplifying this by dividing by 2 results in 1:500. 2.7: To compare 2 kg to 750 g, we convert 2 kg to grams (2 kg = 2000 g) and we get 2000:750. Simplifying this by dividing by 250 yields 8:3.

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