Question

4. The weight of two boxes together is 5 *3/4kg.If the frist box weighs 2 *5/6kg find weight of the second box

Answer 1

let the weight of second box be x.
2*5/6 + x = 5*3/4.
10/6 + x =15/4.
(10+ 6x)/6=15/4.
4(10+6x)=15*6
40 +24x =90.
24x = 90-24
24x = 66.
x=66/24
x = 11/4
x = 2.75.

Answer 2

Here is your answer buddy