Question

There are 216 workers in a factory out of which 75 are laborers. What would be the central angle of the sector representing laborers in a pie chart?

• A. ${125}^{\circ }$
• B. ${180}^{\circ }$
• C. ${360}^{\circ }$
• D. ${120}^{\circ }$

Answer 1

The correct option is A

${125}^{\circ }$

Central angle
$=\frac{\text{no. of laborers}}{\text{no. of workers}}\times {360}^{\circ }$
$=\frac{75}{216}\times {360}^{\circ }$
$={125}^{\circ }$