Question

write a rational number between 1/2 and 2/5

Answer 1

1/2 and 2/5
L.C.M = 10
1×10/2×10 and 2×10/5×10
10/20 and 20/50
Rational no. is = 11/20

Answer 2

1/2 2/5

LCM=10

5/10 4/10

*10 in both the side

50/100 40/100

u can now chose any 1 rational number such as

51/100