Answer:
2.67 and 4.67 I think .........
Answer:
$40
Step-by-step explanation:
Fraction Navin gave his brother = 1/5
Remainder = 1 - 1/5
5/5 - 1/5 = 4/5
Fraction Navin gave his sister = 4/5 x 5/8 = 1/2
total amount Navin gave his siblings :

= 
Fraction that remains = 1 - 7/10
10/10 - 7/10 = 3/10
Let a = amount Navin has initially
3/10 x a = 12
a = (12 x 10) / 2 = $40
Answer:
C
Step-by-step explanation:
the answer is C because √8 can be rewrite as 8^1/2
A is wrong because 8 is another number
B is wrong because 4 is not the square root of 8
D is wrong because 8^2 = 64
Answer:
b2-4ac , ans is negative . Should have no real roots .