A weight lifter weighs 90 labs more than a runner the runner weighs 2/3's as much as a weight lifter. How much does thr weight lifter weight.

Respuesta :

As the runner weighs 2/3 as much as the weight lifter. The additional 90lbs correspond to 1/3 of the weight lifters weight. Hence the weight lifters weight is 90x3 =270 lbs