SSC GD Constable 5 Feb 2025 Shift 1 Paper

Section: Elementary Mathematics

Question : 41 of 80

Marks: +1, -0

The mean proportional between 2.8 and 0.7 is:

Solution:

The mean proportional

( x )

between two numbers a and b is given by:

x={√{ }} a b

Calculation:
Given numbers:

a =2.8, b=0.7

\;⇒ x={√{ }} 2.8 × 0.7

\;⇒ x={√{ }} 1.96

\;⇒ x=1.4

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