An experienced roofer can roof a house in 26 hours. A beginner roofer need 39 hours to complete the same job. Find how long it takes for the two to do the job together. 12.6 hrs O 13.6 hrs 14.6 hrs 15.6 hrs

Q: A-1 does not exist.

A:

Q: are you sure about A and D?

A: The given statement is "if the pentagon is purple, then the circle is green" (Converse is not true)

Q: Ho te

A: Note As you don't mention what to find .i am just simplify

Q: dy yo

A:

Q: B through f

A: (b) A(7)=∫07f(t)dt=Area under the curve from x =0 to x =7=Area of triangle (from x =0 to x=1)-area…

Q: EC an

A:

Q: the Mothers

A: The set is the integers from -4 to 3

Q: side x in simplest radical form 60 300 4

A:

Q: cosydy

A:

Q: B. F • A • D

A: The coordinates of a point are a pair of numbers that define its exact location on a two-dimensional…

Q: - 0 4e Smh Odo

A: This integral can be solved easily by writing hyperbolic sine in terms of exponentials as explained…

Q: Which is the right option?

A: Pascal's identity states that Ckn=Ckn-1+Ck-1n-1 for any positive k and n. here  Ckn  are binary…

Q: Determine the value of

A: we have to determine the value of z to correspondingprobability value is 0.0400

Q: A) Suppose F(xy)- М(х,у) і + N(x,y) j is a vector field on the xy plane such that F•dr = 0 Se I F•dr…

A:

Q: We expect a car's highway gas mileage to be related to its city gas mileage. Data for all 1198…

A:

Q: #3 Jon covered the outside of a gift box shaped like a rectangular prism with paper The box was 32…

A: Hey, since there are two questions posted, we will answer the first question. If you want any…

Q: everything is incorrect

A:

Q: Coga 2.

A: we have to find, log7(6)÷log7(3)+log7(2)=?

Q: Cahcuha le O+20 A

A: Given CO is perpendicular to AO Therefoe ∠COA = 90°  ∠COB = 4θ-30°   and  ∠BOA = θ+20° Also here…

Q: e. Which

A: From given figure it is clear that

Q: What's T and P

A:

Q: a b er

A: Solution

Q: Can you do d, e, and f?

A:

Q: What is t

A: Note: After seeing the previous explanation, we observe that the student has some doubts  related…