Question

(D) 16
(C) 84
Two cogged wheels of which one has
16 cogs and the other has 27, work
into each other. If the latter turns
80 times in three quarters of a
minute, how often does the other
turn in 8 seconds?​

Answer 1

Answer:

I don't understand bro

Answer 2

Answer:

Ratio of cogs 16:27………….(prior: latter)

As no. Of turns is inversly proportional to cogs

So ratio of no. Of turns 27:16 (16 for latter wheel)

16 is related to 80 turns

27 is related as 135 turns (first wheel will turn in 45 sec)

In 45 sec 135 turns

Then in 8 sec 24 turns………answer

please give me thanks