Creepers, inc., manufactures stuffed spiders and mummies. during september the following information was gathered: spiders mummies units sold 7,000 3,000 budgeted sales (units) 7,600 2,400 contribution margin per unit: actual $4.3 $6.41 budgeted $2.7 $5.47 what is the sales mix variance for spiders? multiple choicea. $1,105 favorable. b. $1,473 favorable. c. $1,620 unfavorable. d. $4,713 favorable. e. $4,713 unfavorable.

Ahospital purchases a $500,000 magnetic resonance imaging (mri) machine that has a useful life of 9 years. the salvage value at the end of 9 years is $77,000. (a) write a linear equation that describes the value y (in dollars) of the mri machine in terms of the time t (in years), 0 ≤ t ≤ 9. (b) find the value, in dollars, of the machine after 6 years. $ (c) find the time, in years, when the value of the equipment will be $140,000. (round your answer to two decimal places.) yr