A fossil is found that contains 10% of the amount of carbon-14 found in a living being. About how old is the fossil?

A. 15,300 years

B. 17,600 years

C. 19,200 years

D. 20,700 years

Rename mixed numbers before you can subtract are what

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?