Solving Percent Problems

1.45% of 70

2.33% of 28

3.125% of 70

4.12 is 40% of what number?

5. 4 is 80% of what number?

6.7.5% of what number is equal to 270?

7.380 is what percent of 456?

3. Ken solved the linear equation 2 (5y - 1) = 18 using the following steps. Step 1 2 (5y - 1) = 18 Step 2 10y - 1 = 18 Step 3 - 10y = 19 Step 4 y = 1.9 Which statement is true about Ken's method? A. Ken made a mistake between Steps 1 and 2. B.

For every left handed person there are 4 right handed people. if there are 30 students in a classroom writ a proportion for the number of right handed students

You want to count on to find 2 + 6. What number would you start with? Why?

Write the slope-intercept form of the equation of each line.

What is the domain and the range of the relation represented by the ordered pairs? { (2,3), (-2,4), (1,6), (0,4) } Select each correct answer. domain: {-2,0,1,2} range: {3,4,6} range: {-2,0,1,2} domain: {3,4,6}

The estimated mass of the earth 5.9742 x10^24 kg. The estimated volume of the earth is 1.0474 x10^21 kg^3. Use the following formula to find the approximate density of the earth

Solve for t. 3t 3 / 5=6

Complete the following equation using, or = 120% ___ 1

10000 is compounded semianually at 12%

Ben originally filled out 6 more applications than henry. Then each boy filled out 4 additional applications, bringing the total to 24. How many applications did each boy originally fill out?