Answer:
C and A are the answer
Step-by-step explanation:
step by step
Answer:
100
Step-by-step explanation:
20/150 to get ratio
Ratio*750 to get defective
Answer:
Oils
Step-by-step explanation:
:)
Answer:
b 35
Step-by-step explanation:
you need to find it between the two middle numbers 30 and 40
which gives you 35
Answer:
4.74 hours
Step-by-step explanation:
Given that both person have to place same number of rivets that is
11209
first person take 9 hours to complete the work
hence 1 hour work of 1st person is
of total work
second person takes 10 hours to complete the same work
hence 1 hour work of 2nd person is 
Now if both work together then
1 hour work of both person =
=
thus working together they need
hours = 4.74 hours to complete the whole work which is placing 11209 rivets