Answer: C. 6
Step-by-step explanation:
Given : Time taken by Machine R to do the job = 36 hours
Time taken by Machine S to do the job = 18 hours
Let x be the number of each type of machine to do the job.
Then , according to the question the required equation will be :-

Hence, the number of machines of type R were used =6
Answer:
11.7
Step-by-step explanation:
multiply RS by the scale factor to get R'S'
Answer:
3.2
Step-by-step explanation:
Answer
The annual payment will consequently decrease
Step-by-step explanation:
If the APR charged say on a mortgage loan is decreased, then the total repayments due will as a consequence decline provided the repayment term remains unaltered. Nevertheless, a decline in total repayments due amounts to a decrease in the annual repayments