Popular Questions
- For what value of xis a2x- 4 = 16x
- In writing all of the integers from 1 to 300, how many times is the digit 1 used?
- If a+ 2b = 14 and Sa+ 4b = 16, what is the average (arithmetic mean) of a and b?
- What is the value of |l3|-1|- 5I|?
- What is the sum of the product and the quotient of 7 and 7?
- What is the product of all the integers from -3 to 6?
- If the product of 10 numbers is positive, what is the greatest number of them that could be negative?
- If the sum of three consecutive integers is less than 75, what is the greatest possible value of the smallest of the three integer..
- If 2 < x < 4 and 3 < y < 7, what is the largest integer value of x + y?
- If a is the remainder when 999 is divided by 7, and b is the remainder when 777 is divided by 9, what is the remainder when a is d..
- How many positive integers less than 100 have a remainder of 3 when divided by 7?
- What is the smallest number that is divisible by both 34 and 35?
- If 2x = 32, what is x2?
- If 3a x 3b = 3100, what is the average (arithmetic mean) of a and b?
- What is the value of 51/5 x 552/5 x 553/5 x 54/5?
- If a= 3(x- 7) and b = 3x- 7, what is the value of a- b?
- What is the average (arithmetic mean) of 310, 320, and 330?
- For how many positive integers a, is it true that a2 <=2a?
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If 0
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If a and b are negative, and c is positive, which of the following is (are) true? I. a-b
- If (7a)(7b) =7c/7d, what is d in terms of a, b, and c?
- If p and q are primes greater than 2, which of the following must be true? I. p + q is even. II. pq is odd. III. p2 - q2 is eve..
- For any positive integer n, f(n) represents the number of positive divisors of n. Which of the following is (are) true? I. f(5) ..
- For any positive integer n, f(n) represents the number of positive divisors of n. What is the value of f(f(f(12)))?
- Which of the following is equal to (78 x 79) 10?
- How many integers are greater than -? and what is the greatest less than ?2 ?
- If 0 < x < 1, which of the following lists the numbers in increasing order?
- If-7<=x<=7and 0<=y<=12, what is the greatest possible value of y- x?
- If x is an integer less than 1000 that has a remainder of 1 when it is divided by 2, 3, 4, 5, 6, or 7, what is one possible value..
- What is the value of 2?+2-?
- The ACT Math Guide to Integers (Advanced)
- SAT Math - Number & Operations - Positive & Negative Integers
