What is the common denominator of 1/a + 1/b in the complex fraction (1/a - 1/b) / (1/a + 1/b) ?

A) a2 b2

B) a - b

C) a + b

D) ab

When creating a histogram, the first recorded scale is 0 to 10. What should the second scale indicate? A. 10-20 B. 11-20 C. 10-19 D. 11-21

3/24 in lowest terms 4/6 in lowest terms 8/18 in lowest terms 9/15 in lowest terms 7/21 in lowest terms 10/12 in lowest terms 4/8 in lowest terms 10/16 in lowest terms 15/20 in lowest terms 3/30 in lowest terms

What is the difference of (-3.4x+4.7) - (3+2.9x)

The radius of a circular rug is 4 feet. How much ribbing will you need to buy to go around the rug? Use 3.14 for π. A) 13 feet B) 26 feet C) 51 feet D) 102 feet

A box turtle hibernates in a sand at - 1 5/8 feet. A spotted turtle hibernates at - 1 16/25 feet. Which turtle is deeper?

Liam earns $7.50 an hour. His benefits package is equal to 25 percent of his hourly wages. When you include the value of his benefits, how much does Liam earn per hour?

jonah paid $25 for dues to a cub last year. This year he paid $35 for dues. By what percent did his dues increase

A triangular window has an area of 594 square meters. The base is 54 meters. What is the height?

75 ounces in 6 steaks

There were 32 volunteers to donate blood. Unfortunately, n of the volunteers did not meet the health requirements, so they couldn't donate. The rest of the volunteers donated 470 milliliters each.