rileygroup2 rileygroup2

03-04-2018
Mathematics

contestada

The probability that you randomly selected a red marble from a group of 40 marbles is 7/20, how many are red marbles?

Respuesta :

Аноним Аноним

03-04-2018

x/40 = 7/20
40/20=2
x=7x2=14

14 red marbles

Hope this helps.

Answer Link

Otras preguntas

Why is carbon unique among the elements?????

A box if cereal has a volume of 384 cubic inches . If width of the box is 4 inches and the length is 8 inches , what is the height of the box?

solve the equation in factoral form (x+3)(x-2/5=0

3x-150=1778. Help me please I need help bad

To make curtains for a living room window for a customer, you will need three pieces of fabric in the following lengths: 3 feet, 3 feet, and 5 feet. What is th

I would like to know if 2 kg is greater or less then 1500 g

What does ¿Cuál es la fecha de mañana? mean and how would you reply?

What is the complete predicate of the following sentence?sharon and Jason went for a walk then a bike ride

You are given two solid materials one that is organic and one that is not organic. Describe three tests you could perform to help you decide which is which.

Compare and contrast an electromagnet and a permanent magnet.