The ratio of total demand to net time available to work is takt time

The consideration that is required for a valid contract could be:

A: A promissory note without interest; B: A promise to paint a building not yet constructed; C: A promise made in consideration of marriage; D: All of the above.

Critics point out that in the stationery industry, a pen that costs fifty cents to make costs the consumer $10 to buy. This is an example of ________

A) deceptive advertising B) redlining C) excessive markups D) high-pressure selling E) shoddy products