3 + (7 + 12) = 7 + (3 + 12) is what property

Ron works five days a week selling wallets in a booth at the mall. He earns a salary of $215 per week plus 15% of his weekly sales. If he earned $383.75 this week what was the amount of his average daily sales

The lengths of a rectangle have been measured to the nearest tenth of a centimetre they are 87.3cm and 51.8cm what is the upper bound for the area?

Find the value of the given trigonometric function. cot (-150°)

Solve for x over the complex numbers. x2+10x+41=0

At store #1 for $625 you can buy 25 pair of shoes. At store #2 you can buy 33 pairs of shoes for 800. Which store has the best deal on shoes? How do you know?

Which is bigger 0.999 or 1.0?

13. Solve: 3x² + 11x + 5<9

In a coin flipping game, a prize is won if heads is thrown 45%-55% of the time. In a second game, a prize is won if heads is thrown less than 25% of the time. In which game would you rather flip the coin 25 times or 500 times?

Yesterday's low temperature was - 2.5 degrees celsius. today's low temperature is 5 times as low as yesterday's low temperature. what was the low temperature today?

Ricky race $640 in a charity walk last year this year he raised 15% more than he raised last year how much money did Ricky raised this year this year