It is known that macroeconomic data for a certain period of time are as follows:

a. Export value 25

b. Import value 35

c. 35 . operating surplus

d. Total value added 100

e. Depreciation of capital goods 10

f. Gross capital formation 30

g. Indirect tax 15

h. Consumption of household sector 60

i. Government spending 20

j. Remuneration for workers 65

k. Foreign net income from factors of production -2

(all figures are in billion Rupiah)

Question:

a. Using the production method, calculate the amount of GDP on the basis of the prices of the factors of production ?

b. Using the income method, calculate the size of GDP on the basis of factor prices ?