Answer:
8
Step-by-step explanation:
mystery number= x
he divdes x by 2 and then subtracts 9 and gets -5. reverse the order to find x.
-5+9 which is 4 times 2 which is 8. x is 8
Remember that you can do anything to an equation as long as you do it to both sides
so
I=PRT
divide both sides by RT
=P
P=?
I=40
R=10%=0.1
T=5
plug it in
=P
=P
80=P
answer is B, $80
Answer:
352 cm/s
Step-by-step explanation:
same as other thing i jsut did.
As the volume of cuboid is given by,
l×b×h
as the dimensions are doubled,
l2×b2×h2
5×2×4×2×3×2
= 480 cm^3
No.
The sum of the areas of the two smaller squares is 5^2 + 3^2 = 34
The area of the larger square is 8^2=64
34 does not = 64