Answer:
(a) 11.
(b) 5.
Step-by-step explanation:
(a)√124:
11*11 = 121 so an estimate is 11.
(b) ∛124
5*5*5 = 125
So an estimate is 5.
 
        
             
        
        
        
Answer:
7. $8
8. coupons offer deals upfront, rebates only offer them after purchase, and sales are short times to drive sales
Step-by-step explanation:
7 work. best buy: 60 - 2 = 40     40 x 4 = 160
          Gamestop: 60 x 0.3 = 18   42 x 4 = 168
                             160 - 168 = -8
                             $8 dollars saved by Best Buy
 
        
             
        
        
        
Solution:
Step 1:
We will calculate the volume of ice cream in the single scoop
The volume of the ice cream will be

By substituting the values, we will have

Step 2:
We will use the formula below to calculate the volume of the two scoops of ic cream

Step 3:
We will use the formula below to calculate the volume of the three scoops of ic cream

For the first ice cream with one scoop

For the second ice cream with two scoops

For the third ice cream with three scoops

Hence,
The final answer is 
The triple sold at $5.50 has the best value because it has the lowest price of $0.21 per cubic inch of the ice cream
 
        
             
        
        
        
Answer:
Incident ray, the reflection ray and the normal to thereflection surface at the point of the incidence lie in the same plane 
 
        
             
        
        
        
Answer:
A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.