andrew763
30.08.2019 •
Mathematics
Would someone me? !
1. a sphere has a radius of 4 inches, and a cube-shaped box has an edge length of 7.5 inches. j.d. says the box has a greater volume, so the sphere will fit in the box. is he correct? explain.
2. a spherical helium balloon that is 8 feet in diameter can lift about 17 pounds. what does the diameter of a balloon need to be to lift a person who weighs 136 pounds. explain.
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Ответ:
2. you need to find out how much weight a balloon with a diameter of one foot can hold, so you divide 8 by 8 to get one, and 17 by eight to get 2.125. You multiply that by 136 to get 289. The balloon would have to be 289 diameters to hold a 136 pound person.
Hope this helps :)
Ответ:
D?
Step-by-step explanation: