1. 

If 35 + 125 = 17.88, then what will be the value of 80 + 65 ?

A. 13.41
B. 20.46
C. 21.66
D. 22.35

2. 

1.5625 = ?

A. 1.05
B. 1.25
C. 1.45
D. 1.55

3. 

The least perfect square, which is divisible by each of 21, 36 and 66 is:

A. 213444
B. 214344
C. 214434
D. 231444

4. 

What should come in place of both x in the equation x = 162 .
128 x

A. 12
B. 14
C. 144
D. 196

5. 

The cube root of .000216 is:

A. .6
B. .06
C. 77
D. 87