1.

2.

from: category_eng

1.Calculation

Ans: A

2.Understanding

Ans: B

1.

2.

3.

1080000 * 0.25 / 15*12*10

4.

4/25

5.

use pattern.. Otherwise, it takes too much time.

6.

7.

8.

9.

1/4 =.25

10.

11.

2

12.

13.

1/64 *10^-3 use comparison

1. B	Modification

2. E

3.
1080000 * 0.25 / 151210

4. b
4/25

5. C	Understanding
use pattern.. Otherwise, it takes too much time.
6/11 =

6. E

7. B

8. b

9. B
1/4 =.25

10. a

11. D
2

12. B

13. B
1/64 *10^-3 use comparison
1/100 < 1/64 < 1/10 0.01 < 1/64 < 0.1