He could give each grandchild 3 cookies each. He would then have 12 cookies remaining.
You would divide 60 by 16 which would be 3 with a remainder of 12. The remainder is the number of cookies left after giving each grandchild the same amount of cookies each.
I hope this helps!
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Explanation:</h2><h2>
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Here we need to simplify the square root of ten times square root of eight, so let's write this step by step:
Step 1. The square root of ten

Step 2. The square root of eight

Step 3. The square root of ten times square root of eight

Finally, the correct option is:
<em>Four square root of five</em>
Answer:
Congruent
Step-by-step explanation:
Hope that helps!
This is impossible without getting a never ending decimal somewhere between 1.14 and 1.15.
Answer:
Penny would need to put in ~ $18,181.82
Step-by-step explanation:
Using the equation 
Where A = the total
P is equal to the starting amount
r is equal to the rate (percent)
and t is equal to the total time.
We can put in:
A = $40,000
r = 0.08 (8%)
t = 15

Round to the nearest whole cent
P = $18,181.82