Suppose the population ofthe united states is about 230 million. Is this number closer to ten to the seventh power or ten to the eighth power explain your reasening

At the market, Joey buys 3 avocados for $.40 each and 5 lemons for $0.40 each. The cashier in training rings up 3 * 0.40 and then 5 * 0.40 to get the total. The experienced cashier says to add the 3 plus 5 in his head and then ring up 8 * 0.40.

A student has scores of 70 and 80 on two tests. What must the student score on the last test to ensure that her average is greater than 80?

A jacket selling for $100 is on sale for 5% off

Here is another question 2/5 divided by 1/6

A cuboid is 4cm long, 7cm wide and 10cm high ... A similar cuboid is 25cm high, calculate its length and width ...

Henry's calculator is 2 1⁄4 inches wide and 5 1⁄4 inches long. What is the area of the calculator?

How long will it take an object dropped from a window to fall a distance of 78.4 meters?

Alison, the owner of a regional chain of pizza stores, is trying to decide whether to add calzones to the menu. She conducts a survey of 700 people in the region and asks whether they would order calzones if they were on the menu.

What is the completely factored form of x2y - 2xy - 24y?

What is 38.86 rounded to one decimal place, i might have forgot xP