神马作文网一道SAT数学题,懂的进
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一道SAT数学题,懂的进
If 5.16 is rounded to the nearest tenth and the result is doubled,what is the final result?
答案是10.4 ,怎么算出来的?
还有一题,
(2／x)>3,In which of the following intervals does every value of x satisfy the inequality above?
1/4
If 5.16 is rounded to the nearest tenth and the result is doubled,what is the final result?
答案是10.4 ,怎么算出来的?
还有一题,
(2／x)>3,In which of the following intervals does every value of x satisfy the inequality above?
1/4
ounded to the nearest tenths四舍五入到十分位
所以第一个是5.2*2=10.4
第二个x
所以第一个是5.2*2=10.4
第二个x