In 2013, the human population reached 7.1 billion with an annual growth rate of 1.1%. How many people will there be in 2014? A: 7.8 x 106 B: 7.8 x 107 C: 7.8 x 108 D: 7.1 x 106 E: 7.1 x 107
In 2013, the human population reached 7.1 billion with an annual growth rate of 1.1%. How many people will there be in 2014? A: 7.8 x 106 B: 7.8 x 107 C: 7.8 x 108 D: 7.1 x 106 E: 7.1 x 107
When was Valentine supposedly executed? A: This was on February 14, 269 A.D.. B: This was on March 14, 269 A.D.. C: This was on July 7, 269 A.D.. D: This was on January 14, 269 A.D..
When was Valentine supposedly executed? A: This was on February 14, 269 A.D.. B: This was on March 14, 269 A.D.. C: This was on July 7, 269 A.D.. D: This was on January 14, 269 A.D..
《论语》中“小人”和“君子”分别出现了多少次？（） A: 107、24 B: 107、107 C: 24、24 D: 24、107
《论语》中“小人”和“君子”分别出现了多少次？（） A: 107、24 B: 107、107 C: 24、24 D: 24、107
十进制数269转换成十六进制数是
十进制数269转换成十六进制数是
107
107
十进制数269转换成16进制数为（）。
十进制数269转换成16进制数为（）。
十进制数269转换成十六进制数是10D。( )
十进制数269转换成十六进制数是10D。( )
It was on February 14, 269 A. D. that Valentine supposedly executed
It was on February 14, 269 A. D. that Valentine supposedly executed
107×109=
107×109=
107=( )8
107=( )8