Question

The ratio of 4 meters to 80 cm is ________. ​

Answer 1

Answer:

Firstly we should convert it into same unit

= 4m is 400cm

= 400cm to 80cm

Then we should simplify it

= 5:1(Ans.)

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Answer 2

The ratio of 4 meters to 80 cm is 5 : 1

Given :

The quantities 4 meters and 80 cm

To find :

The ratio of 4 meters and 80 cm

Concept :

Ratio : Ratio means comparing of two quantities

The ratio of a number a to another number b ( where b ≠ 0) is a fraction a/b and it is written a : b , the first term a is called antecedent and the second term is called consequent

Solution :

Step 1 of 3 :

Write down the given quantities

The quantities are 4 meters and 80 cm

Step 2 of 3 :

Express them with same unit

The given quantities are of different unit

We express them with same unit

1 meter = 100 cm

∴ 4 meters = 400 cm

Step 3 of 3 :

Find the ratio

Hence the required ratio

= The ratio of 4 meters and 80 cm

= The ratio of 400 cm and 80 cm

= 400 : 80

$\displaystyle \sf{ = \frac{400}{80} }$

$\displaystyle \sf{ = \frac{400 \div 80}{80 \div 80} }$

$\displaystyle \sf{ = \frac{5}{1} }$

= 5 : 1

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