B) What is litmus? How is it prepared?

painting measures 2.4 feet from left to right. It's hung in the center of a rectangular wall measuring 20 feet from left to right.

Find the sum of 7489, 4223 and 245

A consistent, independent system of equations is a system with .

Two students play tug of war. Jack pulls East with a force of 82 Newtons while Tony pulls west with a force of 96 Newtons. Which of the following best describe the net force on the center of the rope?

Albert says these two systems are similar #1 8x+9y=48 12x+5y=21 #2 8x+9y=48. - 8.5y=-51 Are they similar?

During a football game, the team lost 6 yards and then another 3 yards. How many yards behind the line of scrimmage are they?

If 3 of the Roberts 4 dogs are black, what percent are NOT black

How long does $1250 have to be deposited at a simple interest rate of 2 1/2% before the balance is tripled?

4. An app developer projects that he will earn $20.00 for every 8 apps downloaded. Write an equation to represent the proportional relationship between the number of apps and the total earnings.

Where would the brackets go to make these numbers possible i) 3 x 4 + 8 : 2 = 10 ii) 6 2 : 12 - 3 + 4 x 12 = 48 (6 2 is actually an exponent 2 is the power)