if the compound ratio of 7:5 and 8:x is 81:60 find x
Answers
Answered by
0
Step-by-step explanation:
compound ratio of a:bwithc:d=
=ac:cd
=7:5::8:x=81:60
=56/5x=81/60
cross multiplication
=81*5x=60*56
=x=60*56/81*5
x=8.29
hope this help u
Similar questions