Answer:
Rate of interest = 6.9 %
Step-by-step explanation:
Given in question as,
principal invested = $10000
Interest credited = $ 690
Time taken for the Principal amount = 1 year
Now the interest is applies on simple interest
SO, simple interest = 
Or, SI = 
Or, 690 = 
∴ Rate = 
Hence Rate of interest= 6.9 % Answer
The value is 2,000 you’re welcome
To solve this you have to divide 90 by 10 which would be 9 so
t=9
Hope it helps
Answer:
31.4 cm
Step-by-step explanation:
Let C be the circumference and r be the radius of the circle.

This is the division for your problem hope this helps!