Question

1)the product of two rational number is 14/27,if one of the number be 7/9,find the other
2)by what number should-27/14 be divided to get-3/10
3)simplify:(x)-(x)
4) express 1/7as decimal number
5) insert 7 rational number between 4 and 5
6) evalute4 power -3
7)find 3 Power 3+4 power3 +5 power 3and give your answer in a cube
8) find the value of m if 2m Power-3=1
9) express -8/512 in exponential form
10)find the reciprocal of )10
11) subtract 8xy-5yz+3xz+21from 6xy +9yz-7xz+17
12)Add:11a + 15 b - 8c+7d,10a+9c-13d,9a+8b-11c-17d 4

Answer 1

Answer:

1) 2/3

7/9*1x=14/27

1/x=14/27*9/7

1/x=2/3