Are rational numbers closed under addition, subtraction, multiplication, and division?

there are six black socks, 6 blue socks, 12 white socks, and 4 pattern socks in the drawer. what is the probability of pulling a blue sock replacing it and then drawing a pattern sock out of the drawer. answers 5/14 5/28 3/98 6/7

For any two integers x + y, |x+y|=|x|+|y|

What is the maximum product of two numbers whose sum is - 2 ? What numbers yield this product?

A shell fits into a golden rectangle with a length of 8 in. What is the shell's width? write your answer is simplified radical form and rounded to the nearest tenth of an inch. Select one: a. About 4.9 inches b. About 4.1 inches c. About 5.3 inches

Brandee makes an hourly wage. In the last pay period, she earned $800 for regular hours and $240 for overtime hours. Her overtime rate of pay is 50% more than her regular rate of pay "r".

Bayside Hoverboard Rental Shop charges 25 dollars plus 11 dollars an hour for renting a Hoverboard. Jim paid 91 dollars to rent a Hoverboard. How many hours did he pay for?

Solve for e. show your work. (264 3 x 5) : 3 = e

It takes a baseball player 16 seconds to round the bases and make it back to home plate if it is 360 get to go around all the bases then calculate the players average speed

Container 85g contents 370g total mass=

What is the value of the expression when b=5? 4b2 + 2b2 - b2+5