How much energy (in joules) does it take to toast a piece of bread? How much does this cost (in dollars)? Estimate how much the electric company

How much energy (in joules) does it take to toast a piece of bread? How much does this cost (in dollars)?

All numbers must be entered as 5000 or 5e3 or 5.0e3 and not with commas as in “5,000” and not as fractions as in “3/4” and not as percentages as in “70%”.