Answer:
45
Step-by-step explanation:
The simple interest formula is
I=p×r×t
I interest earned?
P principle 300
R interest rate 0.05
T time 3years
So
I=300×0.05×3
I=45
interest will he have earned in 3 years is 45
-6/5
-17-1 = -18=-6
17-2= 15=5
32 Minutes
Together the two clerks can file 21 files per minute (10+11=21).
Therefore to file 672 folders would take 32 minutes (672/21=32)