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easyMCQCompetitive Exam2026Quantitative Aptitude
1 mark

Four numbers are in the ratio of 2:3:4: 5, and their sum is 56. Find the sum of the first and third numbers.

  1. A
    16
  2. B
    24
  3. C
    20
  4. D
    12

Solution & Step-by-step Explanation

Let the four numbers be 2x, 3x, 4x, and 5x.
According to the question, their sum is 56:

2x+3x+4x+5x=56
14x=56
x=
14
56
​
=4
We need to find the sum of the first and third numbers:

Sum=2x+4x=6x
Sum=6×4=20

Practice this question

Try it yourself before checking the explanation above.

Four numbers are in the ratio of 2:3:4: 5, and their sum is 56. Find the sum of the first and third numbers.
A
16
B
24
C
20
D
12

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Ratio and Proportion

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