If three numbers in the ratio 3 : 2 : 5 be such that the sum of their squares is 1862, the middle number will be
Let the numbers be 3x, 2x and 5x, then 9x2 + 4x2 + 25x2 = 1862 38x2 = 1862 x2 = 49 x = 7 Middle number = 2x x = 14
Let the numbers be 3x, 2x and 5x, then
9x2 + 4x2 + 25x2 = 1862
38x2 = 1862
x2 = 49
x = 7
Middle number = 2x
x = 14
1297 MCQ for effective preparation of the test of Ratio Problems Solving of Word Problems section.
Read the MCQ statement: If three numbers in the ratio 3 : 2 : 5 be such that the sum of their squares is 1862, the middle number will be , keenly and apply the method you have learn through the video lessons for Ratio Problems Solving to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 289-13056.