Question

. Joseph and Alia can finish a science project in 18 hours and 15 hours respectively. Find:
(a) work done by Joseph in 6 hours.
(b) work left after Joseph has worked for 6 hours.
(c) time required by Alia to finish the remaining work.​

Answer 1

Answer:

here is your answer

Step-by-step explanation:

Joseph 1hr work=1/18

Joseph 6hr work=6×1/18=1/3

Left work=1-1/3=2/3.

Time taken by alia =2/3×15=10hrs

Answer 2

Step-by-step explanation:

1/18

1/2

10hrs...............