Answer:
$5.85
Step-by-step explanation:
Divide 29.45 by 5 and the answer equal one pair
The formula for length of an arc on a circle is given by the formula:
,
where 'r' is the radius of the circle and 'x' is the measure of the central angle of the arc.
We have to determine the value of radius 'r'.
Since, 
By Cross multiplication, we get




Therefore, the radius 'r' is given by
.
Option 4 is the correct answer.
Answer:
$620.
Step-by-step explanation:
$3,720/2 2/3 = 1395 = younger sister's amount of money
1395/2 1/4 = 620 = his amount of money