`4 1/2+(1-:2 8/9)-3 1/13=`

4(1)/(2)+(1div2(8)/(9))-3(1)/(13)=?

Simplify 1(1)/(2)-:(4)/(9)-:13(1)/(2)

Simplify (i) 2/3+5/6-1/9 (ii) 8-4 1/2-2 1/4 (iii) 8 5/6- 3 3/8+ 1 7/12

(16(2)/(5)-12(1)/(15))-:3(4)/(81)=?( a) 1(9)/(19) (b) 1(9)/(13)(c)2(8)/(13) (d) 3(2)/(19) (e) None of these

Simplify: 1/(1+(2/3)/(1+2/3+(8/9)/(1-2/3))) . (11)/(13) (b) (13)/(15) (c) (13)/(11) (d) (15)/(13)

Which one of the following is true? 1/2<9/(13)<3/4<(12)/(17) (b) 3/4<9/(13)<1/2<(12)/(17) (c) 1/2<3/4<9/(13)<(12)/(17) (d) 1/2<9/(13)<(12)/(17)<3/4

Show that + 1/4 + (1.3)/(4.8) + (1.3.5)/(4.8.12) + …….= sqrt2

Show that + 1/4 + (1.3)/(4.8) + (1.3.5)/(4.8.12) + …….= sqrt2