Question

Reduce 2 hours in the ratio 5:4

Answer 1

Answer:

66.67 minutes and 53.33 minutes

Step-by-step explanation:

1 hour=60 minutes

2 hours = 2×60= =120 minutes

sum of ratio terms = 5+4 =9

First part= 120 5/9 = 66.67 minutes

second part= 120 4/9 = 53.33 minutes

To check : 66.67+53.33 = 120

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Answer 2

A reduction of 2 hours in the ratio 5:4 is 66.67 minutes and 53.33 minutes.

GIVEN:- 2 hours and 5:4

TO FIND:- Reduce 2 hours in the ratio 5:4

SOLUTION:-

• We can define a ratio of two quantities a and b of the same kind in the same units as a fraction a/b

According to the question,

Sum of Ratio = 5 + 4 = 9

2 hours = 2 × 60 minutes = 120 minutes

First part =

$\frac{5}{9} \times 120 \\ = \frac{600}{9} \\ = 66.67$

Second part =

$\frac{4}{9} \times 120 \\ = \frac{480}{9} \\ = 53.33$

Checking:-

$= 66.67 + 53.33 \\ = 120$

Hence, a reduction of 2 hours in the ratio 5:4 is 66.67 minutes and 53.33 minutes.

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