Quantities in the proportions 1, 4, 6, 7 are to be represented in a pie chart. Calculate the angle of the sector with proportion 7
A
20o
B
80o
C
120o
D
140o
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
Angle corresponding to 7 in a pie chart will be \(\frac{7 \times 360}{\text{sum of items}}\)
= \(\frac{7 }{18}\) x 360
= 140o
Source: Myschool Past Questions Archive (Record #31263)