What is the area of a circle with a diameter of 23 centimeters? Use 3.14 for pi. Enter your answer, as a decimal, in the box.

Consider the variable, type of birth control practiced ( e. g., an IUD, condoms, none, etc). Which measure of variability is best suited to describe variation in the distribution of this variable?

Estimate then record the product 293*4

A class recorded their resting heart rates: 63 102 75 78 90 70 59 79 Calculate the standard deviation for the data set. Show your work in the table. mean = 77 - Standard Deviation =

An amount of 4700 is borrowed for 5 years at 6.75% interest, compound annually. If the loan is paid in full at the end of that period, how much must be paid back

Ben sat outside his school in cambridge and made a note of the colour of the first 100 cars that passed 27 of the cars were red. In britain there are around 35 million cars on the road.

The cheetah population in the Sahara Desert is declining at a rate of 4.5% per year. The population was 925 in the year 2005. Which answer is the best prediction of the population in year 2012? 1250 412 670 901

A building has a height of 100ft and a length of 100ft. An architect wants to add to the building by doubling the length of the building. What is the length of the building after the addition?

A hairstylist earns a 25% commission on each haircut she does. One customer received a $35 haircut and gave the stylist an 18% tip. What was the total amount the stylist earned on this haircut?

Solve 0.008 (6-k) + 0.04 (k-3) = 1 (Type in integer or a simplified fraction.)

3 witches=45 3 stars = 21 3 brooms=12 what is a broom + a witch x a star