<h3>Amount of sand craig and Alissa collect together at one time is 1.4 pounds</h3>
<em><u>Solution:</u></em>
Given that,
Craig and Alissa are building a sandcastle on the beach. They each have a bucket
Craig's bucket holds 1/2 pound of sand and Alissa's bucket holds 9/10 pound of sand
Therefore,

<em><u>How much sand can craig Alissa collect together at one time</u></em>
Add both, we get

Thus, amount of sand craig and Alissa collect together at one time is 1.4 pounds
 
        
        
        
Answer:
2.9 per hour
Step-by-step explanation:
Divide 69.9 by 24
 
        
             
        
        
        
There are 98 terms. 
98*(33+130)/2 = 7987
        
             
        
        
        
Answer:
19 and 26
Step-by-step explanation:
The other 2 cant work because that would make the total Degrees inside the triangle more than 180 (this is impossible)