It is projected that the population of the United states in 2050 will be 419,854,000. write that number in expanded notation using exponents.

8 in / t = 7 in / 28 in = 11 in / 44 in. What does t = ? 18 ft / 72 ft = 18 ft / 72 ft = 25 ft / x. WHAt does x = ?

What are the conditions for conducting a two - sample t-test?

A car makes a turn and increases its speed from 10mph to 15mph. This is an example of

Lucia is using energy at a rate of 420 kilocalories (kcal) per hour (h) ice skating. At what rate is lucla using energy in calories per minute (cals/mins) ?

Select the equation that most accurately depicts the word problem. Two sides of a triangle are equal in length and double the length of the shortest side. The perimeter of the triangle is 36 inches.

Find the geometric mean of 2 and 50

90 is 37.5% of what number?

In order to solve for the variable In the equation 1 - (x+2) + 2x=5 (2x-5) - x, Mikel first applies the distributive property. Which equation is a result of this step? A) 1-x+2+2x=10x-5-x B) 1-x-2+2x=10x-25-x C) 1-x-1+2x=10x-25-x D) 1-x-1+2x=10x-5-x

Coin Flips Recall the scenario from the previous page. A psychic claims to be able to predict the outcome of coin flips before they happen. Someone who guesses randomly will predict about half of coin flips correctly.

Evaluate e-1/2f when f equals, 2.