You want to install a 1 yard wide sidewalk around a circular swimming pool. The diameter of the pool is 20 yards. What is the distance around the outside edge of the new sidewalk?

Round 552,945 to the place value

8min32seconds+37min18seconds+15seconds=

you decided to take a three day road trip and rented a car. it costs $117 per day. this price includes 200 miles. if you drive over 200 miles, you will have to pay an additional. 22 per mile. total cost for the car was $373.

Is y=-x^2+4x a linear function?

Tawana is flying her kite, which is at the end of a 100-ft string. the angle the string makes with the ground is 50 degree, which equation below can be used to find the height x of the kite above the ground

A certain radioactive compound decays at a rate of 0.0345% per year. Given 200 grams of the compound, how much will remain after 500 years? After 5000 years? How about 500 years ago?

50% of the cakes a small bakery made that day party cakes: a fifth were fruit cakes and the remainder were sponge cakes. what percentage of the cakes sponge cakes?

Find the mean, median, and mode of the data. Choose the measure that best represents the data. Explain the reasoning. 91,87,65,87,72,62,12

What is the axis of symmetry for the function f (x) = 3 (x-2) ^2+4

What two digit number is three times the sum of its digits?