Question

- U.2.1.)
Wuyu WUU) 1, D,
15. A can do a certain job in 12 days. B is 60% more efficient than A. Find the number of days taken
by B to finish the job.
16. A is twice as good a workman as B and together they finish a piece of work in 14 days. In how
many days can A alone do it?​

Answer 1

- U.2.1.)

Wuyu WUU) 1, D,

15. A can do a certain job in 12 days. B is 60% more efficient than A. Find the number of days taken

by B to finish the job.

16. A is twice as good a workman as B and together they finish a piece of work in 14 days. In how

many days can A alone do it?​

Answer 2

Answer:

HEY SIS CAN WE FRIEND NOW

Explanation:

Symbol: H

Atomic mass: 1.00784 u

Atomic number: 1

Electron configuration: 1s1

Van der Waals radius: 120 pm

Discoverer: Henry Cavendish