mama3369ox7rla mama3369ox7rla

02-10-2017
Mathematics

contestada

david took 10 1/2 hours over 3 days to build airplane. he spent 3 1/4 hrs the firsr day and 4 2/3 hours the second day. how many hours did he spend the third day to finish?

Respuesta :

jimhelm21 jimhelm21

03-10-2017

2 7/12 hours

X=101/2 - ( 3+4+1/4+2/3)

X=101/2 - 7 + (1/4+2/3)

1/4+2/3= 11/12

101/2 - 7 =3 1/5

X = 3 1/5 - 11/12 = 2 7/12

Answer Link

Otras preguntas

HELP!! HARDEST QUESTION EVER WILL MARK BRAINLIEST!

How to divide a decimal by a whole number to get a percent

What is the speed of a 1.0 × 103-kilogram car that has a momentum of 2.0 × 104 kilogram∙meters per second east?

Simplify 3/4 (1440) + 295.25 +(-33.50)=

measure of Angle PQR in degrees

if you apply a force 1.5 N to a ball with a mass of 0.3 kg, what is the balls acceleration

How many miles of paved roads are there in the U.S.? How would you attempt to find the answer?

How to journal common and preferred stock in financial accounting. D

You inherited $12,000 from your Great-Uncle Michael. If you invest it and average an 8% annual rate of return, compounded annually, how much will you have in 20

Your homemade pasta sauce recipe calls for 4 ounces of olive oil. You mistakenly use 3 3/4 ounces what is the relative error?