Decimal Fraction Questions And Answers.


1.Evaluate:

(2.39)2 - (1.61)2

2.39 - 1.61

A. 2
B. 4
C. 6
D. 8

2.What decimal of an hour is a second ?
A. .0025
B. .0256
C. .00027
D. .000126

3.
The value of (0.96)3 - (0.1)3 is:
(0.96)2 + 0.096 + (0.1)2
A. 0.86
B. 0.95
C. 0.97
D. 1.06