Question

Plzz answer this question of Chapter - Fractions and decimals.

Answer 1

Answer:

11/12

Step-by-step explanation:

first let us solve the above part

1/4+1/5

lcm = 20

5/20+4/20=9/20

now,

second part

1-4/11×7/5

1-28/55

55/55-28/55

27/55

so,

the fraction would come as$\frac{9/20}{27/55}$

it would become,

9/20×55/27

= 11/12