Alyce has 60 marbles. of the marbles, 45 are red and the rest are black. what is the ratio of the number of black marbles to the number of red marbles

How do you show work for 3x-11=22

How to divide 64 by 0.4

A certain type of plywood consists of 5 layers. The thickness of the layers follows a normal distribution with mean 5 mm and standard deviation 0.2 mm. Find the probability that the plywood is less than 24mm thick.

A store pays $10 for a bracelet, and the markup is 115%. A customer will also pay a 5 and 1/2% sales tax. What will be the total cost of the bracelet to the nearest cent

X+y+z = 4 x+y-z = 2 (t kuadrat - 4 = t-2 Berapakah nilai t agar sistem tersebut A. Tidak memiliki penyelesaian B. Satu penyelesaian C. Tak terhingga banyak penyelesaian?

Box A has a volume of 32 cubic meters. Box B is similar to box A. To create Box B, Box A's dimensions were tripled. What is the volume of Box B? 864 m3 288 m3 96 m3 32 m3

What are the solutions to the equation y2 - 1 = 48?

1/4 to 1/2 percentage of change

Solutions to x^2 - 2 = x

Olivia has $250.00 when she opens her cupcake shop inthe morning. she sells each cupcake for $3.50.