Here are three similar cuboids, A, B and C. A has length 6 cm, width 2 cm
and height 5 cm
B has length 12 cm
C has length x cm
a) The total surface area of A is 104 cm
What is the total surface area of B?

This doesn’t make sense to me it’s supposed to be lcm ( least common multiple )

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%

Identify the parent function that can be used to graph the function f(x)=3(x-9)2