CROSSWORD STD 5 AND 6

2. LARGE DISTANCE ARE MEASURED IN ... YEARS
4. 127*[25+...]=127*25+127*5
5. IF A=2, B=-3 AND C=4 THEN 2A+3B+4C=?
7. ALGEBRIC EXPRESSIONS WITH THREE TERMS ARE KNOWN AS...
9. THEN 4X=?
10. IF TWO ANGLES ARE COMPLEMENTARY, ONE OF THEM IS 55 THEN THE OTHER IS ...
13. THE PRODUCT OF ONE NEGATIVE AND ONE POSITIVE INTEGER IS ...
14. POWER OF 2 OF A NUMBER IS CALLED AS ITS ....
16. THE TWO SIDES OF A QUADRILATERAL HAVING COMMON END POINTS ARE CALLED AS...
17. FOR A^N , A IS ITS ....
18. [18+(-18)]/(-20)

1. LIKE TERMS WHICH HAVE SAME ..... FACTORS
3. THE VALUE OF | -7 - 3| IS ...
4. 7/8 OF (42-(-14)) IS ....
6. (-1)^217 * (+4)^11*(-3)^13
8. THE MULTIPLICATIVE INVERSE OF A NUMBER IS ITS ....
11. [400/20]-[-30+20]=?
12. FRACTIONS HAVING DENOMINATORS AS WHOLE NUMBERS OTHER THAN ANY POWER OF 10 ARE CALLED .... FRACTIONS
15. SQUAREROOT OF 49 IS ...