2016-2017年度美国“数学大联盟杯赛”(中国赛区)初赛(五年级).docVIP

2016-2017年度美国“数学大联盟杯赛”（中国赛区）初赛 （五年级） 1.Which of the??has the greatest value? A)?2017 B)?2017 C)?20?× 17 D)?20 + 17 2.?Which of the??leaves a remainder of 2 when divided by 4? A)?2014 B)?2015 C)?2016 D)?2017 3.Which of the??is a product of two consecutive primes? A)?30 B)?72 C)?77 D)?187 4.??A?Bizz-Number?is a??integer that either contains the??3 or is a multiple of 3. What is the??of the 10th?Bizz-Number? A) 24 B) 27 C) 30 D) 31 5.?The??of an isosceles triangle with side-lengths 1 and 1008 is A)?1010 B)?1012 C)?2017 D)?2018 6.??How??integers less than 2017 are divisible by 16 but not by 4? A)?0 B)?126 C)?378 D)?504 7.Jon has a??number of pens. If he distributed them evenly among 4 students, he??have 3 left. If he distributed them evenly among 5 students, he??have 4 left. The minimum number of pens that Jon??have is A)?14 B)?17 C)?19 D)?24 8.Which of the??numbers is?not?divisible by 8? A)?123168 B)?234236 C)?345424 D)?456624 9.?Which of the??is both a??square and a??cube? A)?36?× 58 B)?36?× 59 C)?36?× 512 D)?39?×?512 10.?The??of two prime numbers?cannot?be A)?odd B)?even C)?prime D)?composite 11.At the end of??day, the amount of water in a??cup is twice what it was at the beginning of the day. If the cup is??at the end of 2017th day, then it was 1/4??at the end of the?????day. A)?504th B)?505th C)?2015th D)?2016th 12.?The??grades on an exam are 5, 4, 3, 2, or 1. In a class of 200 students, 1/10 of??got 5’s, 1/5 of??got 4’s, 25% of??got 3’s, and 15% of??got 2’s. How many students got 1’s? A)?40 B)?60 C)?80 D)?100 13.?22000?× 52017?= 102000?×???? A)?517 B)?51000 C)?52000 D)?52017 14.?1% of 1/10 of 10000 is?????percent??than 10 A)?0 B)?9 C)?90