Hose 1 took 45 mins to fill a pool of height of 20 inches and length 110 inches. hose 2 took 15 mins to fill the same pool. how long would it take to fill the same pool using both hose 1 and 2 ?

Ap courses are college level courses overseen by the

Which of the following practices is not recommended during a time of water scarcity? a. increasing wastewater recycling b. prohibiting the consumption of bottled water c. raising fines for violating outdoor water restrictions d. improving monitoring and management of local aquifers e. utilizing media to promote awareness of best practices in water management

Which of the following activities would conserve the most energy? installing a dimmer switch on a light using a blender instead of a food processor hanging clothes to dry on a clothesline instead of ironing them opening a window instead of turning on the air conditioning setting your computer's screen saver to turn on after less time has elapsed