Answer:
y is also doubled.
Step-by-step explanation:
Direct proportionality between
and
means that

or
,
which indicates a linear relationship between
and
because they are related by a constant.
Therefore, if x is doubled, then the new value of
is 



The new value of
is 2 times the previous; therefore,
is doubled as
is doubled.
Hello
All square numbers ends with 0,1,4,5,6 or 9 at units place.
No, she is not correct.
A "composite" is a number that can be divided evenly (no decimals) by something other than itself (43) and 1.
43 has no other numbers that can divide into it and leave it a whole number.
Answer:
50%
Step-by-step explanation:
4 is equal to 100
2 is half of 4
100 ÷ 2 = 50