At bcd car wash, when a customer arrives, he or she first checks in with a receptionist and then leaves the car to one of several car washers. while the customer is waiting for the car to be washed, he or she proceeds to pay at the cash register. after the payment, the customer returns to his/her car when it is done and then leaves. on average, reception takes 3 minutes. car wash takes 5 minutes. paying at the cash register takes 4 minutes. returning to car and leaving requires 2 minutes. currently, the car wash employs 1 receptionist, 2 cash registers and 3 car washers. what is the capacity of the cash registers (in cars/hour)?

answer; signaling;

among other factors, composers started writing dynamic markings in their scores because "new instruments allowed for more dynamic ranges and contrast."

dynamics allude to the loudness or softness of music. dynamics offer an approach to demonstrate articulation in sheet music. they to drive the enthusiastic substance of music through volume and force. maybe you could alter both the volume and the shading profundity on your screen at the same time. we can likewise think about the force side of elements as the quality of a note. a few notes are intended to be played delicately and gently, while others are intended to be played all the more firmly.  

some dynamics markings have a letter 'm,' which remains for mezzo, signifying 'medium.' so a mezzo piano unique stamping resembles this (mp) and intends to play medium calm, while a mezzo specialty dynamic resembles this (mf) and intends to play medium loud.