Đề thi olympic tiếng anh lớp 5 năm học 2012 vòng 7 đề thi số 5

ĐỀ THI OLYMPIC TIẾNG ANH LỚP NĂM HỌC 2012 VÒNG - ĐỀ THI SỐ Chọn câu trả lời tốt cho câu hỏi Mr Marble wants to replace some of the tiles on his kitchen floor with the tiles above How many of the tiles are needed to cover an area of 108 square inches? A B C D 12 21 39 Julian wants to make a mini garden in his backyard Which of the following plots of land has the smallest area? A B C D a square 12 in x ft a rectangle in x in a rectangle ft x ft a square yd x yd Sean read books last year The books had an average of 191 pages This year, he read some books that had an average of 243 pages What information is needed to find out if Sean increased his amount of reading this year? A B C D the number of books read last year the number of books read this year the average number of pages per book the number of mystery books read Mrs Chang read out the word problem above to her students Which piece of information is NOT needed to solve the problem? A B C D the number of postcards she bought the cost of a postcard the cost of a T-shirt All the information is needed to solve the problem 5 Amber knows that the number of milligrams in a child’s dose of a certain medicine is equal to two-thirds the weight of the child in pounds How much of the medicine should Amber give a child who weighs 45 pounds? A B C D 15 mg 30 mg 35 mg 40 mg Mrs Chang read out another word problem to her students Which piece of information is needed to solve the problem? A B C D how much Charles saves how many dogs the neighbor has cost of a bike how much more Charles saves than Lewis Jeff is three times the age of his sister His sister is one-half the age of their neighbor If their neighbor is 12, how old is Jeff? A B C D years old years old 15 years old 18 years old The Diaz family is trying to decide on what to for their summer vacation A five-day river rafting trip would cost the family $225.99 for each day A cruise to Hawaii would cost $2,651 What is the difference between the costs of the two trips? A B C D $1,521.05 $1,520.95 $1,521.01 $1,521.10 Caroline baked a certain number of cookies Instead of telling her friends how many cookies she baked, she gave them the clues above Which of the following numbers could represent the number of cookies Caroline baked? A B C D 25 30 33 45 10 The grocery store sold milk for $1.89 a gallon, raisins for $0.89 a box, and crackers for $1.59 a box Mary bought at least one of each and spent $8.04 What did she buy? A B C D gallons of milk, box of raisins, box of crackers gallon of milk, boxes of raisins, boxes of crackers gallons of milk, boxes of raisins, boxes of crackers gallons of milk, boxes of raisins, box of crackers ... for each day A cruise to Hawaii would cost $2, 651 What is the difference between the costs of the two trips? A B C D $1 ,52 1. 05 $1 ,52 0. 95 $1 ,52 1.01 $1 ,52 1.10 Caroline baked a certain number of cookies... the child in pounds How much of the medicine should Amber give a child who weighs 45 pounds? A B C D 15 mg 30 mg 35 mg 40 mg Mrs Chang read out another word problem to her students Which piece of... number of cookies Caroline baked? A B C D 25 30 33 45 10 The grocery store sold milk for $1.89 a gallon, raisins for $0.89 a box, and crackers for $1 .59 a box Mary bought at least one of each