RRB NTPC 18 January 2017 Paper

Question : 77 of 120

Marks: +1, -0

If two-third of three-fifth of a number is 42, find one- third of that number.

Solution:

According to the question,

{ 2 } { 3 } \times { 3 } { 5 } × x = 42

Then

{ 1 }/ { 3 }

x

{ 1 } /{ 3 } × x = { 1 }/ { 3 } × { 5 }/ { 3 } × { 3 }/ { 2 } ×42

{ 1 }/ { 3 } × x = 5 × 7 = 35

Go to Question:

Prev Question

Next Question