I believe the answer is A.
Absolute value best proves my answer.
Absolute value is how far a number is from zero.
Answer:
Ravi's age after 15 years = x+15
Ravi's age = 4 times his present age = 4x
According to question -
15 + x = 4x
=> 15 = 4x-x = 3x
=> 15 = 3x
=> x = 15/3
=> x = 5
Thus , Ravi's present age is 5 years.
Step-by-step explanation:
Answer:
Formula for the Arc length is given by:

As per the statement:
radius of circle(r) = 6 units
Angle (
) =
radian
Use conversion:

= 
then;
substitute these given values we have;
Use value of 

or

Simplify:

Therefore, the arc length of the arc substended in a circle with radius 6 units an angle of 7 pi/8 is 16.485 units
Answer:
Width of the rectangular field =
Step-by-step explanation:
Perimeter of the field= 
Length of the field= 
Width=?
Perimeter of a rectangular field= 

The Width of the rectangular field is 
Answer:
6, 3
Step-by-step explanation: