Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

222-9+11+12:2*14+14 = ? ( )

Toán Lớp 7: Tìm t:y biết t:x=4:3,y:z=3:2,z:x=1:6

Toán Lớp 7: Tìm t:y biết t:x=4:3,y:z=3:2,z:x=1:6

Comments ( 1 )

  1. Theo đề bài,ta có :
    t:x=4:3
    =>t/x=4/3
    y:z=3:2
    =>y/z=3/2
    z:x=1:6
    =>z/x=1/6
    Do đó : t/y=t/x . x/z . z/y=4/3 . 6/1 .2/3=16/3   
    =>t/y=16/3
    =>t:y=16:3=16/3
     

Leave a reply

222-9+11+12:2*14+14 = ? ( )

About Băng