40% of difference of 1st and 3rd number | The Ratio of three numbers | Ratio tricks | Genius Chalk

Описание: 40% of difference of 1st and 3rd number | The Ratio of three numbers | Ratio tricks | Genius Chalk

The ratio of three numbers is 10 : 15 : 13. If 10 percent of the first number is 66, what would be 50 percent of the difference of the third and second number?

तीन संख्याओं का अनुपात 10 : 15 : 13 है। यदि
पहली संख्या का 10 प्रतिशत 66 है, तो तीसरी और
दूसरी संख्या के अंतर का 50 प्रतिशत क्या होगा?
[RRB NTPC GRADUATE 2025]

65
66
64
68
The ratio of three numbers is 5 : 16 : 21. If 20 percent of the first number is 26, what would be 40 percent of the difference of the third and second number?

तीन संख्याओं का अनुपात 5 : 16 : 21 है। यदि पहली
संख्या का 20 प्रतिशत 26 है, तो तीसरी और दूसरी
संख्या के अंतर का 40 प्रतिशत क्या होगा?
[RRB NTPC GRADUATE 2025]

54
52
50
51
if the ratio of the first to the second is 2:3
and that of second to the third is 5:8
the sum of three numbers is 98.
then the third number is:
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