- Other
- 7 Grade By Ngô Hồng

READING Comprehension 1 This article is about 2 How do electronic devices 3 When the wires are receive their power? attached to a power source, electrons it gives the electrons flipping a switch electricity plugging them in electricity circuits transfer of electricity voltage light switches wires circuit circles 4 What happens when the 5 In order for a circuit to work, the 6 When the electrical switch electrons reach an electrons need to flow to the is oﬀ, there is a electrical device? device and beak in the circuit the device breaks down stop at the device electricity is flowing the device turns oﬀ go to another device voltage is on powers the device travel back to the power electricity is down voltage appears source disappear 7 The articles compares the word “circuit” with the word channel court circus circle Page 4 Copyright © 2018 by Academic Excellence, Inc. All rights reserved.

MATHEMATICS Concepts Calculate items 1-12 below and mark your answers. 1 less than 2 8 equal to 7 > means not equal to If 8x = 72, then x = 9 greater than 576 none of these none of these 3 1,002 4 620 10,002 How many seconds are 660 Ten thousand two is the 10,020 equal to 12 minutes 40 720 same as 12,000 seconds 760 none of these none of these 5 Find the length of the 6 unknown side of the 4m 49.57 rectangle below: 5m 502.7 Which of the following 6m numerals has a 7 in the 7,001.25 Area = 32 m 2 } ? 7m none of these thousands’ place? 3.017 none of these 8m 7 8 .435 % oz Four and thirty-five 4.35 The symbol for “square ≠ hundredths means the 435 root” is ÷ same as 4.035 none of these none of these 9 10 The area of this triangle 7 square feet .076 is 17 square feet Which of the following .0912 30 square feet numbers has the .261 5 feet 60 square feet greatest value? .170 12 feet none of these .039 11 1,5 12 18 Which pair of numbers 3,5 64.5 contains 2 factors of 5,10 1.5 x 43 96 15? 7,8 1,543 none of these none of these Page 9 Copyright © 2018 by Academic Excellence, Inc. All rights reserved.

MATHEMATICS Problems Calculate items 1-8 below and mark your answers. 1 5 square inches 10 square inches What is the area of a square with a side of 5 inches? 20 square inches 25 square inches none of these 2 $3.89 Carolyn and her sisters had a bake sale. Carolyn made $3.70, Betty made $3.99 $4.25, Joyce made $4.50, and Linda made $3.51. What was their average $4.00 individual earnings? $4.01 none of these 3 $30 Samantha earns $750 a month. She puts 30% in her savings account. $223 How much money does Samantha put into her savings account each $225 month? $525 none of these 4 $300 $400 Wyatt bought a used dirt bike for $2,500. He paid $700 down and will pay $600 the rest in 6 equal payments. How much will each payment be? $1,800 none of these 5 21 square feet 93 square feet How many square feet are there in a room that is 8 feet long and 13 feet 104 square feet wide? 813 square feet none of these 6 8.4 19 From Monday through Thursday, Sasha sold 84 calendars. What was the 21 average number of calendars Sasha sold each day? 24 none of these 7 $5 $6 Mr. Olsen rents a car for $120 a month. If the rent is increased by 5%, how $8 much more does he have to pay each month? $24 none of these 8 $0.60 $1.5 Marie sells magazines for $30 each. She receives 20% commission on her $6 sales. How much money does she earn for each magazine sold? $20 none of these Page 10 Copyright © 2018 by Academic Excellence, Inc. All rights reserved.