Question:
What fraction must be subtracted from the sum of 1/4 and 1/6 to have an average of 1/12 of all the three fractions?
Option A]:
1/6
Option B]:
1/2
Option C]:
1/4
Option D]:
1/3
Correct Answer is Option A]:
1/6
Explanation:
Solution:
1/4 + 1/6 - x = 3 x 1/2 or x =1/6
What fraction must be subtracted from the sum of 1 4 and 1 6 to have an average of 1 12 of all two fractions?
Expert-Verified Answer
= 7/12. let the fraction be Z....... sum = 1/4+1/6 = 5/12........ Now get the 3rd number = 5/12 - Z............ average of 3 numbers = [1/4+1/6+5/12-Z] / 3 = [5/6 - Z] /3 .........so [5/6 - Z]/3 = 1/12...........
What is the fraction of 1 4 1 12?
1/4 + 1/12 = 13 ≅ 0.3333333
Spelled result in words is one third.
What should be subtracted from the sum of 4 by 11 and 3 by 2 to get 1?
19/22 should be subtracted from the sum of 4/11 and 3/2 = 41/22 to get 1.
When 1 is subtracted from each of the numerator and denominator?
A fraction becomes 1/3 if 1 is subtracted from both its numerator and denominator. If 1 is added to both the numerator and denominator, it becomes 1/2.