Answer:
The volume of air that the beach ball will hold is 
Step-by-step explanation:
we know that
The volume of a sphere ( a giant beach ball with air) is equal to

we have



Your answer would be 70 dishes because 50+20=70
Answer:785.4
Step-by-step explanation:
Hello! So both numbers are negative, so the answer will definitely be positive. All you have to do is multiple straight across. 4 * 7 is 28 and 9 * 9 is 81. That’ll make the fraction 28/81. The product is 28/81.