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GRADE 11 - 12 Test 1

Giảng viên: Thầy Bá Phong

01:15:00

Question 1 |

True: +3 False: -1

The greatest common divisor of two integer numbers is 6. Which of the following cannot be the sum of the two integer numbers?

318

272

186

462

906

Question 2 |

True: +3 False: -1

The H0 version of Ben’s railroad is built in the 1:87 ratio. It contains a 2cm high model (reproduction) of his brother. In the real world, how tall is his brother?

1.74 m

1.62 m

1.86 m

1.94 m

1.70 m

Question 3 |

True: +3 False: -1

In the figure, we see 10 islands that are connected by 15 bridges. What is the smallest number of bridges that can be eliminated to make it impossible to get from island A to island B by bridge?