Calculate the area of a circle with a diameter of 10cm.

Given f (x) = -4x+7 find f (2) how do i slove this

The sum of three different number is 18 if every number is prime why would be the three number

How do you write 519 3/10 in decimal

Devin exercised the same amount of time each day for 5 days last week. His exercise included walking and swimming. Each day he exercised, he walked for 10 minutes. he exercised for a total of 225 minutes last week.

2. Calculate the sum of the first 20 terms of an arithmetic sequence with first term 18 and common difference 11.

What variable is isolated

jeff bungee from a 8 story building. each story was 15 4/5 feet in height? how tall was the building?

The rectangular bar is connected to the support bracket with a 10-mm-diameter pin. The bar width is w = 70 mm and the bar thickness is 20 mm. Each side of the bracket has the same dimensions as the bar.

A miniature horse weighs 228 fewer kilograms than a Shetland pony. Use the table to find the weight of a Shetland pony. Miniature horse wights 53kg

In a box of tickets, there are 50 blue tickets and 15 red tickets. after a certain number of red tickets are added to the box, the probability of randomly choosing a red ticket is 2/3. how many red tickets were added to the box?