Asked by Vanessa

A engine for a car can be manufactured in a factory every 35 minutes. The factory starts production at 8:45 and stops at 16:55.

(i) Find the number of engines that can be produced in a single working day.

After a refit of the factory, an engine can be produced 4 minutes more quickly than before.

(ii) Find the number of completed engines that can now be produced in a single day?

I really need help with these questions!!! Please help!
Answered by Ms. Sue
Faith/Vanessa -- I wonder why I took the time and effort to answer most of this question below if you don't even bother responding to it.

https://www.jiskha.com/display.cgi?id=1504738727
Answered by Steve
a work day has 15+60*7+55 = 485 minutes

(1) 485/35 = 13.8
(ii) 485/31 = 15.6
Answered by Steve
Oops. That's 490, as Ms. Sue said, but the answers stay the same.
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