A box filled with 2 green cards 4 red cards and 10 yellow cards. A card is chosen at random from the box what is the probability that the card is not red? Write answer as a fraction in simplest form.

In a sale, kitchen scales are reduced by two-fifths. What is the sale price if the original price was $50.00?

If the gcf of two numbers of 1 they are called era

Add or Subtract the Rational Expression: 6c4c+5-47c+2

A human body that is performing light work generates about 650 BTUs of body heat per hour. If a storage room that is 20 ft * 25 ft * 10 ft is being organized by 4 people, how many BTUs per cubic foot do they produce in 4 hours?

A sales agent for a jewelry company is offered a flat monthly of $3000 or a salary of $1300 plus a commission of 20% on the selling price of each time she sells.

Do the ratios 21 24 and 2 4 form a proportion?

Square root of 144 simplified in radical form?

Shawna wants to make a 10% alcohol solution. She has already poured 10L of pure water into a beaker. How many L of 60% alcohol solution must she add to this to create the desired mixture?

Is y=-.5 proportional

What is the perimeter of the regular pentagon when the sides are all 8 in. long?