1. MATH I
EASY
1. What is the cardinality of the set of letters of the word “WRONG”?ans. 32
2. What expression represents “twice the sum of the squares of a number and its reciprocal”?
Ans. 2[x2 + (1/x)2]
3. What number should be multiplied by 2/3 to obtain 8? (12)
AVERAGE
1.What fraction in simplest form is equivalent to 0.31555….? ans. 71/225
2. The sum of 25 and twice a number is 43. Find the number. (9)
3. If 4 is subtracted from ¼ of a number, the result is 20. Find the number. (96)
3 If 푎 = 푏3 and 푎 = 1
8
, what is the value of b? (1/2)
4.If the volume of a cube is equal to its surface area, what is the length of the side of a cube?
DIFFICULT
1. 1. If 푥 2 + 7푥 + 12 represents the area of a rectangle and 푥 + 3 represents the width.
How will you represent its perimeter? (4푥 + 14)
2. One-fourth a number, raised to the third power, gives 27/64. What is the number? (3)
3. To pass her mathematics class, Lea needs to get an average of 75% in her 5 quizzes. However,
she had some problems and managed to get an average of 70% in the first four quizzes. What
should be her grade in the 5th quiz in order to pass the subject? (95)
A man is 34 years old and his son is 6. In how many years will the father be three times as old as
his son? (8)
CLINCHER
1.
![MATH I
EASY
1. What is the cardinality of the set of letters of the word “WRONG”?ans. 32
2. What expression represents “twice the sum of the squares of a number and its reciprocal”?
Ans. 2[x2 + (1/x)2]
3. What number should be multiplied by 2/3 to obtain 8? (12)
AVERAGE
1.What fraction in simplest form is equivalent to 0.31555….? ans. 71/225
2. The sum of 25 and twice a number is 43. Find the number. (9)
3. If 4 is subtracted from ¼ of a number, the result is 20. Find the number. (96)
3 If 푎 = 푏3 and 푎 = 1
8
, what is the value of b? (1/2)
4.If the volume of a cube is equal to its surface area, what is the length of the side of a cube?
DIFFICULT
1. 1. If 푥 2 + 7푥 + 12 represents the area of a rectangle and 푥 + 3 represents the width.
How will you represent its perimeter? (4푥 + 14)
2. One-fourth a number, raised to the third power, gives 27/64. What is the number? (3)
3. To pass her mathematics class, Lea needs to get an average of 75% in her 5 quizzes. However,
she had some problems and managed to get an average of 70% in the first four quizzes. What
should be her grade in the 5th quiz in order to pass the subject? (95)
A man is 34 years old and his son is 6. In how many years will the father be three times as old as
his son? (8)
CLINCHER
1.](https://image.slidesharecdn.com/mathi-141121051048-conversion-gate02/85/Math-I-1-320.jpg)
