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The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is?
  • a)
    30
  • b)
    36
  • c)
    46
  • d)
    60
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
The average of three numbers is 40. The first number is twice the sec...
Let the third number be x
∴ second number = 3x
First number = 6x
⇒ 10x = 120 ⇒ x = 12
∴ required difference
= 6x - x = 5x = 5 x 12 = 60
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The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is?a)30b)36c)46d)60Correct answer is option 'D'. Can you explain this answer?
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The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is?a)30b)36c)46d)60Correct answer is option 'D'. Can you explain this answer? for Railways 2024 is part of Railways preparation. The Question and answers have been prepared according to the Railways exam syllabus. Information about The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is?a)30b)36c)46d)60Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for Railways 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is?a)30b)36c)46d)60Correct answer is option 'D'. Can you explain this answer?.
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