Hi could I get some help with these practice questions?

Table 6.1 GDP 2020 Total ($ billion) Consumption 932 Investment 430 Government Expenditures ?? Net exports -8 Total GDP 1703Table 6.2 Price of glitter Quantity of Price of confetti Quantity of (5) glitter (grams) (5) confetti (grams) 1 1 1.6 55 1.65 53 1.3 1.72 47 1.48 1.7 1.4 1.5 Table 6.3 Price of pens (5) Quantity of Price of staplers Quantity of pens (in units) (5) staplers (in units)