document.write( "Question 1010379: It is expected that 563 quadrillion thermal units of Btu (British thermal units) of energy will be consumed worldwide in 2015. In 2003, worldwide consumption was 421 quadrillion Btu. What is the expected rate of change in consumption from 2003 to 2015. \n" ); document.write( "
Algebra.Com's Answer #629327 by macston(5194)![]() ![]() You can put this solution on YOUR website! 563 quadrillion-421 quadrillion/12 years=142 quadrillion/12years=11.83 quadrillion/yr \n" ); document.write( " |