Which of the following statement is incorrect?

(a)

\({1\over2}>{1\over3}\)

(b)

\({7\over8}>{6\over7}\)

(c)

\({8\over9}>{9\over10}\)

(d)

\({10\over11}>{9\over10}\)

The difference between \(3\over7\) and \(2\over9\) is

(a)

\(\frac{13}{63} \)

(b)

\(\frac{1}{9}\)

(c)

\(\frac{1}{7} \)

(d)

\(\frac{9}{16}\)

The reciprocal of \(53\over17\) is

(a)

\(\frac{53}{17}\)

(b)

\(5 \frac{3}{17}\)

(c)

\(\frac{17}{53}\)

(d)

\(3 \frac{5}{17}\)

If \({6\over7}={A\over49}\)then the value of A is

(a)

42

(b)

36

(c)

25

(d)

48

Pugazh has been given four choices for his pocket money by his father. Which of the choices should he take in order to get the maximum money?

(a)

\(\frac{2}{3}\) of Rs. 150

(b)

\(\frac{3}{5}\) of Rs. 150

(c)

\(\frac{1}{5}\) of Rs. 150

(d)

\(\frac{4}{5}\) of Rs. 150