1. The unit digit in the sum of (124)³⁷² + (124)³⁷³ is:

(a) 5
(b) 4
(c) 20
(d) 0

2. The value of: 3 1/√3 1/3√3 1/√3 3 is:

(a) 3√3
(b) 3
(c) 1
(d) 0

3. If a * b = ab , then the value of 5 * 3 is

(a) 125
(b) 243
(c) 53
(d) 15

4. If 1.5x = 0.04y, then the value of y² x² / y² 2xy x² is

(a) 730/77
(b) 73/77
(c) 73/770
(d) 74/77

5. If √0.03 0.3a = 0.3 x 0.3 x √b value of a/b is:

(a) 0.009
(b) 0.03
(c) 0.09
(d) 0.08

Printed Study Kit for SSC CHSL (10+2) Exam

एसएससी CHSL(10+2) परीक्षा ​​अध्ययन सामग्री

Answer:
1. (d) 2. (b) 3. (a) 4. (b) 5. (c)