Há quatro jovens numa sala eles têm em média 13 anos se entra na sala um rapaz de 23 anos qual passa a ser a média da idades do grupo?

You are a space alien you visit planet earth and abduct 97 chickens 47 cows 77 humans then you randomly select one. Earth creature from your sample to experiment on. Each a creature has equal probability of getting selected

What is the answer 3-3x6+2=

Monica has $20. She needs to buy a gallon of milk that costs $2.50. She also wants to buy yogurt, which costs $1.20 a cup. What is the greatest number of cups of yogurt Monica can buy? Use the inequality 1.20x + 2.5 ≤ 20 to solve the problem.

Subtract 2ab from - 2ab

the perimeter of an equilateral triangle is 6x - 12 in each side measures 24 if what is the value of x

For the schools sports day a group of students prepared 21 1/2 lbs of lemonade at the end of the day they had 2 5/8 lbs left over how many lbs of lemonade were sold

The area of a rectangle is 48 square centimeters. The length of the rectangle is 8 centimeters longer than the width. Which equation models this situation? A. 8w=48 B. w+8w=48 C. w+8=48 D. w (w+3) = 48

Tanya drove 312 hours and used 13 tank of gas. For how long could Tanya drive using 12 tank of gas? In simplest form.

What are you finding when you take the derivative of a function?

What's an example of a 12th degree trinomial