yazmin9052 yazmin9052
  • 19-10-2017
  • Mathematics
contestada

If it takes 3 days for 10 workers to finish building one house, how many days will it take 15 workers to finish 4 houses?

Respuesta :

sirinda
sirinda sirinda
  • 19-10-2017
a = house
3 days x 10 worker = a
a = 30 work unit
4a = 120 work unit
120 work unit = 15 workers * y days
y = 120/15 = 8 days

i hope this isn't too confusing 
Answer Link

Otras preguntas

whats the answer to 0.7 squared
A withdrawal of $50 is negative or positive?
A class survey showed 8 out of 25 students had plans to travel over spring break.how many student out of the 400 students in the entire school would you expect
Which of the following plants is an epiphyte? a. orchid b. saguaro cactus c. cattail d. water lily
Is a trapezoid a square
Benny spent half of his allowance going to the movies. He washed the family car and earned seven dollars. What is his weekly allowance if he ended with $17?
What is the access time for today ’s hard disks range from
the sum of two numbers is 15 less than twice the first number their difference is 5 less than twice the second number.  Find the number
What strategy would you use to solve these facts involving 3 and 7?8 x 3      7 x 4
If four men need $24.00 worth of food for a three-day camping trip, how much will two men need for a two-week trip?