A alone can do a piece of work in 6 days… | Answer

Subject

Quantitative Aptitude

Topic

Pipes & Cistern

ক)

375 Tk

খ)

400 Tk

গ)

600 Tk

ঘ)

800 Tk

Solution: C's 1 days work

\frac{1}{3} - (\frac{1}{6} + \frac{1}{8})

\frac{1}{3} - \frac{7}{{24}}

\frac{1}{{24}}

part C's 3 day's work =

\frac{3}{{24}} = \frac{1}{8}

part C's share (for 3 days) = Tk

3200 \times \frac{1}{8}

= 400 Tk.

A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for 3200 TK. With the help of C, they completed the work in 3 days.How much is to be paid to C ?