Kuniko needs a computer technician to set up a network. The technician charges $150 for parts plus $55 for each hour worked. kuniko doesn’t want to spend more than $450 Which inequality would represent this situation if x is the number of hours worked?
A. 55x + 150 <450
B. 55x + 150 > 450
C. 150x + 55 < 450
D. 150x + 55 > 450

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.