Astro Investment Bank has the following bond deals under way:

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COMPANY	BOND YIELD	Commission	Coupon Rate	Maturity
Gravity belts	8.1%	2.1% of sale price	8.1%	10 years
Invisible rays	8.5%	3.3% of sale price	12.4%	10 years
Solar glasses	6.7%	1.9% of sale price	5.3%	20 years
Spaceships	11.7%	4.1% of sale price	0.0%	20 years
Lunar vacations	9.5%	2.6% of sale price	9.5%	50 years

$1,000.Determine the net proceeds of each bond and the cost of the bonds for each company in terms of yield. The bond yield in the table is the market yield before the bank charges its commission. Assume all bonds are semiannual and issued at a par value of $1000