When the radius of a sphere is doubled, what is the resulting change in volume? a) the original volume is doubled. b) the original volume is multiplied by 4. c) the original volume is multiplied by 8. d) the original volume is multiplied by 10.

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At the beginning of the month, alexa’s bank account contained $4329.97. she then made two deposits of $452.28 each and a withdrawal of $279.34. she then went to the store and bought the new iphone x for $1,015 plus 6% sales tax. how much money does she have in her account now?

Afile that is 274 megabytes is being downloaded. if the download is 12.8% complete, how many megabytes have been downloaded? round your answer to the nearest tenth.