Problem: The largest whole number such that seven times the number is less than 100100100 is
Answer Choices:
A. 121212
B. 131313
C. 141414
D. 151515
E. 161616
Solution:
Since 1007=14+27\dfrac{100}{7}=14+\dfrac{2}{7}7100​=14+72​, the number is 141414.