<span>93-3=90
I hope this helps;)</span>
Answer:
Mai is 12 and Mai's mother would be 40.
The first one is 4, and the second one is 3.7
Answer:
Explanation:
The statement is expressed as
y
∝
1
x
inverse means
1
variable
To convert to an equation introduce k, the constant of variation.
y
=
k
×
1
x
⇒
y
=
k
x
To find k use the given condition that y = 8 when x = 4
8
=
k
4
⇒
k
=
4
×
8
=
32
⇒
equation is
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
∣
∣
∣
2
2
y
=
32
x
2
2
∣
∣
∣
−−−−−−−−−−−−
x
=
16
→
y
=
32
16
⇒
y
=
2
when
x
=
16
Answer:
4.2 x 10^10
Step-by-step explanation:
2.8 x 10^8 x 1.5 x 10^2 = 4.2 x 10^10
