Question

please give the answer of 8th and 9th questions

Answer 1

ans 9

let CP of 15 table=15

cp of 1 table=1

so sp of 20 table=15

sp of 1 table=15/20=3/4

cp>sp

therefore this is loss

cp-sp=loss

1-(3/4)

1/4

l%=(L/cp)*100

     (1/4*1)*100

      25%

hence there is 25% loss