[GMAT math practice question]
Which of the following is closest to $$11^5*9^5-7*10^7?$$
$$A.\ 10^2$$
$$B.\ 10^7$$
$$C.\ 10^8$$
$$D.\ 10^9$$
$$E.\ 10^{10}$$
Which of the following is closest to $$11^5*9^5-7*10^7?$$
$$A.\ 10^2$$
$$B.\ 10^7$$
$$C.\ 10^8$$
$$D.\ 10^9$$
$$E.\ 10^{10}$$
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