A set of 7 numbers has a mean of 12. What additional number must be included in this set to create a new set with a mean that is 3 more than the mean of the original set?

Jenny filled 12 pitchers with an equal amount of lemonade and each the total amount of lemonade in the 12 pitchers was 41.4 L how many liters of lemonade would be in seven pitchers

In Euclidean geometry, the sum of the measures of the interior angles of a pentagon is 540°. Predict how the sum of the measures of the interior angles of a pentagon would be different in spherical geometry. A. The sum would be greater than 540. B.

Calculate the mass of a liquid with a density of 4.2 g/mL and a volume of 30 mL.

If a number is negative, then which of the following statements is false? A.) The opposite of the number is to the left of zero. B.) The opposite of the number is to the right of zero. C.) The number is to the left of zero. D.

Maya collects stamps she has 20 stamps in her collection four fifths of her stance have been cancelled how many of the stands and collection has been cancelled

Suppose your area is experiencing thunderstorms what kind of changes in the atmosphere led to the formation of the storms. also I know this is science but there isn't any

A soccer team is collecting money to buy their coach a present. The table represents the cost per person for the gift compared to the number of people contributing.

What is the means-to-MAD ratio of the two data sets, expressed as a decimal? Data set Mean Mean absolute deviation (MAD) 1 10.7 2.4 2 13.7 2.5

What is the distance between (5, 7) and ( - 2, - 2) ? Round to the nearest tenth, if necessary.

A scale model of an object is 7 inches tall. The actual object is 343 feet tall. What is the scale factor of the model?