Question

hey friends how are you well my question is about Mathematics express the following in the form of p upon qwhere p and q are integers and q is not equal to zero
1).0.67 ( bar on 67)
2). 0.671 ( bar on 71)
3). 0.67 ( bar on 7)
4).0.312 ( bar on 12)
please answer it

Answer 1

1) 0.67

here two digits 6 and 7 recur after the decimal point.

so, multiply 0.67 by 100.

100x = 67.67

100x - x = 67.67 - 0.67

99x = 67

x = 67/99

Answer 2

0.67.

Hope it will help you.

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