a/b=5/4
a=5k
b=4k
b/c=7/3
b=7x
c=3x
b=4k
b=7x
4k=7x =>
k=7y
x=4y
a/b/c=
=5*7*y/4*7*y/3*4*y=
=35y/28y/12y=
=35/28/12y=
=5/4/12y=
=1,25/12y=
=0.1041666666666667/ y
there may be a mistake in my answer
Answer:910
Step-by-step explanation: it rounds up because if the last number is more than 5 you round up
Answer:
45n
Step-by-step explanation:
Answer:
x=11 just a guess not so sure
