What is the sum of 1/4 and 1/5?

The population of bacteria in a petri dish doubles every 24 h. The population of the bacteria is initially 500 organisms. How long will it take for the population of the bacteria to reach 800? Round your answer to the nearest tenth of an hour.

A copy machine makes 147 copies in 5 minutes an 15 seconds how many copies does it make per minute

What is true about the variable x when the variable n is a negative number?

On December 24, 1924 the temperature in Fairfield Montana fell from 63°f at noon to - 21°F at midnight what was the average temperature change per hour

Brian compared the decimals 66.10, 21.10, and 66.11. Which is correct? A. 66.10 > 66.11 > 21.10 B. 21.10 > 66.10 > 66.11 C. 66.11 > 66.10 > 21.10 D. 66.10 > 21.10 > 66.11

Simply the expression - 3 (x+3) 2-3+3x. what is the simplified expression in standard form?

Which statement could be used to explain why fx) = 2x - 3 has an inverse relation that is a function? The graph of f (x) passes the vertical line test. f (x) is a one-to-one function The graph of the inverse of f (x) passes the horizontal line test.

1. Subtract the following two polynomials: 3x^2-7x + 2 and 9x^2 + 3x - 8.

Solve for w. 30 = - 6w + 12

Julie says I added three odd numbers and my answer was 50 explain why Julie cannot be correct