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Math SAT - Divisibility and Factors
A test by
astha shukla
.
Test Questions
Question
If n is and odd integer, which expression always represents and odd integer?
Answers
Correct
Answer Text
(n-1)^2
n^2 +2n+1
3^n + 1
(n+1)/2
(2n-1)^2
Question
If z represents and even number and y represents any odd number, which of the following numbers is even?
Answers
Correct
Answer Text
y(y+2)
(z+1)(y-1)
z+y
z-1
y+2
Question
After m marbles are put into n jars, each jar contains the same number of marbles, with two marbles remaining. In terms of m and n, how many marbles were put into each jar?
Answers
Correct
Answer Text
(m-2)/n
(mn)/ n+2
(m+2)/n
(m/n) +2
(m/n) -2
Question
If the sum of the factors of 18 is S and the sum of the prime numbers less than 18 is P, then P exceeds S by what number?
Answers
Correct
Answer Text
13
19
11
15
17
Question
A jar contains between 40 and 50 marble. If the marbles are taken out of the jar three at a time, two marbles will be left in the jar. If the marbles are taken out five at a time, four marbles will be left in the jar. How many marbles are there in the jar?
Answers
Correct
Answer Text
47
41
44
49
43
Question
When a is divided by 7, the remainder is 5; and when b is divided by 7 the remainder is 4. What is the remainder when a+b is divided by seven?
Answers
Correct
Answer Text
3
1
4
2
5
Question
How many integers from -3000 to 3000, inclusive, are divisible by 3?
Answers
Correct
Answer Text
1000
1001
2001
1500
2000
Question
When a positive integer, k is divided by 6, the remainder is 1. What is the remainder when 5k is divided by 3?
Answers
Correct
Answer Text
Cannot be determined
1
2
No remainder dude!!!
Question
For how many different integers p is 105 divided by 5 also an integer?
Answers
Correct
Answer Text
6
9
5
8
7
Answer
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SAT Prep
