Why is using coins as money easier than using gold bars?

What is the gcf of the polynomial 9x-27y+9

Mrs. Lane took a survey of the types of pants her students were wearing. She collected the data at the right. What percent of her students were wearing shorts

This number is 8 more than 83 1/2% Of 20. What is the number?

Order 3/8 3/9 3/8 from least to greatest without writing eguivalent fractions with a common denominator. Explain your strategy.

What does x stand for in x + 18 = 32?

An investor bought 3 shares of stock A and 2 shares of stock B for a total of $41. Stock a costs $2.00 more per share than stock B. What is the cost of a share of stock a in dollars?

There are approximately 3.33.3 million deaths per year in country a. Express this quantity as deaths per minute.

The quotient of a number dividend by 11 is 0.5

3. If Earth was 10 times farther away from the sun than it is now, which planet would it be closest to? (Assume all the planets are aligned with the sun and are on the same side of the sun.) Compare Earth's new distance to that planet.

What is the volume of a cylinder that has a radius of 4 cm and a length of 8cm