Riddle 1: i speak without a mouth and hear without ears. i have no body, but i come alive with wind. what am i?

Trinity trucking signs a contract with olsen oil to purchase all of the fuel for its fleet of trucks for the next year from olsen at a price of $3.00 per gallon. at the time trinity and olsen sign the contract, the market price for gasoline was $3.25 per gallon, and trinity had an expert report predicting that the price would rise to at least $4.25 per gallon in the upcoming six months. instead, the price dropped to $2.00 per gallon. may trinity rescind the contract with olsen due to its mistaken belief about the future of the price of gasoline?

An essential element of being receptive to messages is to have an open mind true or false

Suppose a country's productivity last year was 84. if this country's productivity growth rate of 5 percent is to be maintained, this means that this year's productivity will have to be: