Question

13. What should be added to
(2/3+3/4+1/5) to get 8​

Answer 1

Answer:

let the number to be added be x.

According to the question,

(2/3+3/4+1/5) +x=8

LCM=60

(40+45+12)60+x=8

97/60+x=8

97+60x=8×60

60x=480-97

x=383/60

x=6.4