Solve the problem by estimating.As part of her preparation for lacrosse tryouts, Georgia did 68 jumping jacks each day for 81 days. Estimate how many jumping jacks she did during that period. Round the number of jumping jacks and the number of days to the to the nearest ten.
A. 5600 jumping jacks
B. 56,000 jumping jacks
C. 1400 jumping jacks
D. 14,000 jumping jacks
Answer: A
Mathematics
You might also like to view...
Calculate the direction of 
and the midpoint of line segment P1P2. P1(5, -2, 7) and P2(9, -5, 2)
A. 
i + 
j + 
k; 
B. 
i + 
j + 
k; 
C. 
i - 
j - 
k; 
D. 
i - 
j - 
k; 
Mathematics
Suppose a and b are real numbers other than zero and that 
. State whether the inequality is true or false.
?
Answer the following statement true (T) or false (F)
Mathematics
Express as a sum of logarithms.log5(263 ? 119)
A. log55 + log263263 + log119119 B. log2635 + log1195 C. log531,297 + log531,297 D. log5263 + log5119
Mathematics
Divide.
A. x2 + 3x - 2 B. x2 - 3x + 2 C. 2x2 - 2 D. 2x2 + 3x - 2
Mathematics