How do I know when to divide multiply add or subtract in a math word problem

Which of the following expressions are equal to 2.5?. 5 : 2 -2 (-1.25) (-0.5) 2 -1 + (-1.5) Bonus question

For some jobs, the rate will be set by a minimum specified in the Fair Labor Standards Act. True False

Which is equivalent to the following expression? (2x^2+4xy-y^2) + (x^2+3xy-y^2) a. 3x^2-7xy-2y^2 b. 3x^2+7xy+2y^2 c. 3x^2+7xy-2y^2 d. 3x^2-7xy+2y^2

Suppose we identify 50 women 50 to 54 years of age who have both a mother and a sister with a history of breast cancer. Five of these women themselves have developed breast cancer at some time in their lives.

A team is being formed that includes 11 different people. there are 11 different positions on the teams. how many different ways are there to assign the 11 people to the 11 positions?

Lindsey sold necklaces to earn money. She earned $125 and put it in a savings account. She earns 5% interest from the bank. If she leaves it in the bank for 2 years, how much will she have in her account at the end of that time?

Evaluate the expression shown for x = 12. Negative StartFraction 5 over 6 EndFraction x + 7

If a wave has a wavelength of 9 meters and a period of 0.006, what is the velocity of the wave?

What is a common factor of 72 and 108

13. The volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 210 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 70 cubic