kmybo88
kmybo88 kmybo88
  • 25-08-2016
  • Mathematics
contestada

Alanna can detail a car in 45 minutes. Robbie can detail a car in 30 minutes. If they work together, how many minutes does it take them to detail a car?
Please help ASAP:)

Relax

Respuesta :

rcsmaxx rcsmaxx
  • 25-08-2016
45+30=75 75:2= 37.5 37 min and 30 sec
Answer Link

Otras preguntas

Is the Russian accordion a percussion or a wood wind (Asked this question so I could answer it)
What is the side length of a paper with a area of 160 in squared
Solve for x. Please:)
is all high school should teach students how to manage and invest money a claim
ABCD is a rhombus,if ,angle ABC =68°, determine angle ACD.
[tex]\displaystyle \sf\frac{ \sum \limits _{r = 0}^{n} ( - 1) {}^{r} . {}^{n} C_r \bigg( \frac{1}{r + p + 1 } \bigg) }{\sum \limits _{r = 0}^{p} ( - 1) {}^{r} .
The Japanese population was unhappy with the?? for conforming to the wishes of the United States.
The area of a triangle is given by A =1/2, where b is the length of its base and h is its height. Find the area of a triangle with height 13 m and base 11 m.
Porque esta leve tribulacion momentanea produce en nosotros.
The table shows the weight of a newborn infant for its first year. During which three-month period was the infant's weight gain the greatest? 0 Months: 7 1/4 lb