How thick does concrete need to be to hold 1000 pounds per square foot?

What are the first five multiples of .61? What is an ouutlier effect on the median? Draw a picture to solve this problem or show work please A sidewalk borders a rectangle play area The play area measures 20 feet by 14 feet The width of the sidewalk is 2 ft Find perimeter? What is 0.005 torr in scientific notation? What is the only quadrilateral that dose not fit with parallelograms? When you multiply a number by 100 your answer will always start with? How can you get 24 by using 3567? What did the Romans do in the collisium? Can all numbers that are divisible by four be split into fourths? How are fractions used in the healthcare? What is 18p x 6? How can you write the expression a plus b plus a-b in equivalent form not involving absolute value.? 1995 in roman numerals? How tall is a bathroom door is cenimeters? How many is one centieme compared to a meter? What is the answer to math 4 lesson 105 problem 11? In a quadrilateral the sum of four angle measures? Which shows 0.25 as a reduce fraction? What do you call a shape with five or more sides? What is 2 thousand fourteen hundred square meter to acre?