una piscina tiene una fuga por la que pierde 12L por minuto y otra por la que pierde 9L por minuto el tecnico cierra la primera fuga en 10 minutos pero la segunda sigue perdiendo agua durante 15 minutos mas si la piscina tenia 30000L¿cuanta agua le queda al terminar la reparacion?

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

1. an economy consists of three workers: larry, moe, and curly. each works 10 hours a day and can produce two services: mowing lawns and washing cars. in an hour, larry can either mow one lawn or wash one car; moe can either mow one lawn or wash two cars; and curly can either mow two lawns or wash one car. a. calculate how much of each service is produced under the following circumstances: a. all three spend all their time mowing lawns. b. all three spend all their time washing cars. c. all three spend half their time on each activity d. larry spends half of his time on each activity, while moe only washes cars and curly only mows lawns b. using your answers to part a, draw a production possibilities frontier and label points a, b, c, and d on your graph. explain why the production possibilities frontier has the shape it does. c. are any of the allocations calculated in part a inefficient? explain.