The middle school choir concert was 1 1/4 hours long. each song was 1/,8 of an hour how many songs did the audience hear during the choir concert A.9 songs

B.10 songs

C.12 songs

D.32 songs

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

set each factor equal to 0

4x-3 = 0

2x-1 = 0

solve for x.

4x-3=0

4x=3

x= 3/4

solve for x. 

2x-1= 0

2x= 1

x= 1/2

eventually after a few more steps, your answer should be 1/2 is less than or equal to x and 3/4 is greater than or equal to x

hiking down a winding trail.

step-by-step explanation: