Table 56 Shows the Change in the Quantity Demanded for Good

Multiple Choice

Table 5.6 shows the change in the quantity demanded for Good A and Good B as a result of a change in income. Use the information in the table below to calculate the value of the income elasticity of demand for Good B.​ ​
Table 5.6
​
​
Quantity
Income
Good A
​
100
$1,000
120
​
$2,000
Good B
200
$20
140
$35

A) -11/17
B) 17/9
C) 10/3
D) -3/10
E) 1