Đề thi olympic tiếng anh lớp 5 năm học 2012 vòng 8 đề thi số 5

The Parks and Recreation board for the city wants to construct a circular walking trail around a park.. About how long will the whole walking trail be?. What is the measure of angle B i

ĐỀ THI OLYMPIC TIẾNG ANH LỚP 5 NĂM HỌC 2012

VÒNG 8 - ĐỀ THI SỐ 5

Chọn câu trả lời tốt nhất cho những câu hỏi dưới đây.

1 The Parks and Recreation board for the city wants to construct a circular

walking trail around a park About how long will the whole walking trail be?

A 2 miles

B 6 miles

C 8 miles

D 12 miles

2 During recess Kent helped some third-grade students practice making change Kent said he bought a comic book for $3.25, and he gave the cashier four one-dollar bills The students all told him the correct change in different coin combinations

Which student’s answer was 1 quarter and some nickels?

A Sam

B Mary

C Leah

D Tery

3 Marcos made the triangle above using a protractor and a ruler What is the measure of angle B in triangle ABC?

A 55°

B 80°

C 125°

D 180°

4 Quinn walked around the edge of a 85-foot long rectangular field If Quinn walked 296 feet, how wide was the field?

A 63 feet

B 105.5 feet

C 126 feet

D 211 feet

5 Sara and her friend used similar triangles to find a relationship between the width of the river and the distance MN If ∆LMN is similar to ∆LKT, and the measure of angle N is 62°, which angle has the same measure as angle N?

A K

B L

C M

D T

6 Carl bought two cartons of juice Each can holds 700 mL How many more milliliters of juice are needed to fill a 2-liter pitcher?

A 100

B 300

C 400

D 600

7 Megan went on a trip to visit her grandmother She sat on an airplane for 35 minutes from Charlotte to Washington, D.C., 1 hour and 15 minutes from

Washington to New York, and 45 minutes from New York to Boston If it was a round trip, how much time did Megan spend on an airplane?

A 5 hr 10 min

B 4 hr 10 min

C 2 hr 35 min

D 2 hr 10 min

8 Jan used some rubber bands to make two similar plane figures on a geoboard in her classroom Which of the following could be Jan’s geoboard?

A

B

C

D

9 Alyssa wants to cover 2 of her bedroom walls with floral wallpaper The total area

of the two walls is 23 square meters One roll of wallpaper covers 8 square meters If Home Depot only sells full rolls of wallpaper, what is the least number of rills Alyssa will need to cover the walls?

A 1 roll

B 2 rolls

C 3 rolls

D 4 rolls

10 When Malcolm got up one morning, the temperature outside was 41°F The temperature rose 13° by 4 PM From 4 PM to 6 PM the temperature decreased 7° each hour What was the temperature outside when Malcolm got home at 6 PM?

A 21°F

B 33°F

C 40°F

D 42°F