An hourglass composed of 2 identical cones is 12cm tall. Each has a radius of 3cm. What is the approximate surface area of the hourglass?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Samuel deposited money in an account that’s pays an annual simple interest rate at 3.5%. at the end of 5 years, samuel earns $2625.00 in interest. how much money did he deposit in the account?

7x^2-9x+5=0 find the discriminant and number of real solutions