Question

45 km: 60 km: :12 hr :15 hr It is true or false statement

Answer 1

Given statement :

45 km : 60 km = 12 hours : 15 hours

THE ABOVE STATEMENT IS FALSE -

Finding the given Ratios are in proportion or not .

45 : 60

simplifying by 5

5 x 9 = 45

5 x 12 = 60

9 : 12

simplifying by 3

3 x 3 = 9

3 x 4 = 12

3 : 4

The Ratio is 3 : 4

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12 : 15

simplifying by 3

3 x 4 = 12

3 x 5 = 15

4 : 5

The Ratio is 4 : 5

Hence : The ratios are not equal mean they are not in proportion.

The statement is false