The reciprocal of 5 plus the reciprocal of 7 is the reciprocal of what number?

Alex can wash 10 and i have windows in 45 minutes at this rate how many windows can she watches in one hour

Peter uses cubes to build a figure in shape of the letter X. What is the fewest unit cubes that Peter can use to build the figure?

Match the vocabulary terms to their definitions. 1. meter standard metric unit of length 2. hypothesis a proposed explanation for a scientific problem 3. mass standard unit of volume 4. liter the curved top surface of a liquid column 5.

Based on Exponentials and Logarithms Solve ln (5x + 1) = 3. Round to the nearest thousandth 21.086 4.217 19.886 3.817 the answer is D. 3.817

What is the value of - 2 (x+5)

Julia needs to cut 4 pieces of yarn, each with the same length and a piece of yarn 7.75 inches long let x represent the length of each of the equal pieces of yarn that Julia decides to cut.

1.1.3 what is a function

Greg borrows $1,000 for 6 months at an interest rate of 4.5%. How much interest does he pay?

A car drives at a speed of 90kmh for 2 hours and 20 miutes

Jayda is mixing pink paint by mixing 3.5 quarts of red paint with three-quarter cup of white paint how much red paint should be mixed with 6 cups of white paint to make her shade of pink?