Answer:
-12
Step-by-step explanation:
-6 - -4*-3/-2
-6 - 12/-2
-6-6
-12
Answer:
d
Step-by-step explanation:
Area of the inner circle = 3^2 π = 9 π
total area = 10^2 π = 100π
area of the shaded region
100π - 9 π = 91 π
The value of the given expression is 
Solution:
Given expression is
.
Let us first convert mixed fraction into improper fraction.

Substitute this in the given expression.


To simplify the above expression, 21 and 60 are cancelled by 3.

Do cross multiplication to make the denominator same.



The value of the given expression is 
Answer:1.8
Step-by-step explanation:
Answer:
45 %
Step-by-step explanation: