Solve the problem.Frank can type a report in 8 hours. James takes 7 hours to type it. How long will it take the two of them typing together?

A.  hr
B. 56 hr
C.  hr
D.  hr


Answer: C

Mathematics

You might also like to view...

Write the fraction in decimal notation.

A. 0.196 B. 0.276 C. 0.176 D. 0.126

Mathematics

Write the binomial expansion of the expression.3

A.  -  +  - 7 y3
B.  +  +  + 7 y3
C.  -  +  - 7 y3
D.  -  -  - 7 y3

Mathematics

Simplify using the laws of exponents.(5rt)2

A. 52r2t2 B. 5r2t2 C. 52rt2 D. 52r2t

Mathematics

Provide an appropriate response.Simplify the expressions (2x)0 and (2x0) and explain how you arrived at your answers.

What will be an ideal response?

Mathematics