Adam can clean a room in 3 hours. If his sister Maria helps, they can clean it in 225 hours. How long will it take Maria to do the job alone?
2 2 = 12 Together time, 2 2 , needs to be converted to fraction 555
Adan:3,Maria:x,Total: 5 Clearlystatetimesforeachandtotal,usingxforMaria 12
1+1= 5 Usingreciprocals,addtheindividualtimesgivestotal 3 x 12
1
1(12x) + 1(12x) = 5(12x) 3 x 12
4x+12=5x −4x −4x 12=x It takes Maria 12 hours
Multiply each term by LCD of 12x
Reduce each fraction
Move variables to one side, subtracting 4x Our solution for x
Answer is - 12 hours
Answer: Well after a plants die, they decay, releasing the carbon to the atmosphere.
Explanation: Hope this help :)
The amount of debt to casj that would entry to the record sales would be 970$.
This because, the cash amount that will be received is equal to sales values multiplied by one less the credit card fee.
With that being said:
1000 x (1-0,03)
1000 x 0,97 = 970$
See more about finances at: brainly.com/question/16929903
#SPJ1
