A can do a certain work in 12 days. B is 60% more efficient then A. How many days will B and A together take to do the same job?

Question

TuteeHUB · Accepted Answer

NA

TuteeHUB · Answer

$\frac{{80}}{{13}}{	ext{days}}$$

TuteeHUB · Answer

$\frac{{70}}{{13}}{	ext{days}}$$

TuteeHUB · Answer

$\frac{{75}}{{13}}{	ext{days}}$$

TuteeHUB · Answer

$\frac{{60}}{{13}}{	ext{days}}$$

1.	A can do a certain work in 12 days. B is 60% more efficient then A. How many days will B and A together take to do the same job?
A.	$\frac{{80}}{{13}}{\text{days}}$$
B.	$\frac{{70}}{{13}}{\text{days}}$$
C.	$\frac{{75}}{{13}}{\text{days}}$$
D.	$\frac{{60}}{{13}}{\text{days}}$$
Answer» E.

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