Grade 6 Math Test 1 Number and Operations
1. If @ for , positive integers, then what is @ ?（ ）．
A. B. C. D. E.
2 When is expressed as a sin gle whole number, the sum of the digits is（ ）．
A. B. C. D. E.
3 Jamie counted the number of edges of a cube， Jimmy counted the numbers of corners， and Judy counted the number of faces. They then added the three numbers. What was the resulting sum?（ ）．
A. B. C. D. E.
4 There are four more girls than boys in Ms. Raub's class of students. What is the ratio of number of girls to the number of boys in her class?（ ）．
A B C D E
5. A rectangular photograph is placed in a frame that forms a border two inches wide on all sides of the photograph. The photograph measures inches high and inches wide. What is the area of the border, in square inches?（ ）．
A. B. C. D. E.
6. A child's wading pool contains gallons of water. If water evaporates at the rate of gallons per day and no other water is added or removed, how many gallons of water will be in the pool after days?（ ）．
A B C D E
7. What is the value of ?（ ）．
A. B. C. D. E.
9. Harry and Terry are each told to calculate . Harry gets the correct answer. Terry ignores the parentheses and calculates . If Harry's answer is and Terry's answer is , what is ?（ ）．
10. Connie multiplies a number by and gets as her answer. However, she should have divided the number by to get the correct answer. What is the correct answer?（
11. What is the value of
12. Tori's mathematics test had problems: arithmetic, algebra, and geometry problems. Although she answered of the arithmetic, of the algebra, and of the geometry problems correctly, she did not pass the test because she got less than of the problems right. How many more problems would she have needed to answer correctly to earn a passing grade?（ ）．
13. What is the smallest result that can be obtained from the following process?（ ）．
● Choose three different numbers from the set .
● Add two of these numbers.
● Multiply their sum by the third number.
14. Penni Precisely buys ＄ worth of stock in each of three companies: Alabama Almonds, Boston Beans, and California Cauliflower. After one year, was up , was down ,
and was unchanged. For the second year, was down from the previous year, was up from the previous year, and was unchanged. If , , and are the final values of the stock, then（ ）． A. B. C. D. E.
15. A jar contains five different colors of gumdrops: are blue, are brown, red, yellow, and the other gumdrops are green. If half of the blue gumdrops are replaced with brown gumdrops, how many gumdrops will be brown?（ ）．
