Problem 1 :
Stephen wins the lottery and decides to donate 30% of his winnings to charity. Then he decides to give 20% of what he has left to his mother. What percent of his winnings does stephen have left for himself?
A) 67%
B) 56%
C) 54%
D) 50%
Solution :
Problem 2 :
The perimeter of an equilateral triangle with sides of length s is p. What is the perimeter of a square with sides of length 3s, in terms of p?
A) p2
B) 12p
A) 4p
A) 3p
Solution :
Problem 3 :
If a + b = c, which of the following is equal to a2 + b2?
A) c + 2ab
B) c2
C) c2 - ab
D) c2 - 2ab
Solution :
Problem 4 :
If m/n = 2/3, what is the value of 2n/m + 5?
Solution :
Problem 5 :
If k is an integer cosntant greater than 1, which of the following values of x satisfies the inequality
x/3 + 1 ≥ k
A) k - 3
B) k
C) 3k - 4
D) 3k - 2
Solution :
SAT Math Practice Videos (Part - 1)
SAT Math Practice Videos (Part - 2)
SAT Math Practice Videos (Part - 3)
SAT Math Practice Videos (Part - 4)
SAT Math Preparation Videos (Part - 1)
SAT Math Preparation Videos (Part - 2)
SAT Math Preparation Videos (Part - 3)
SAT Math Video Solutions (Part - 1)
SAT Math Videos on Exponents (Part - 1)
SAT Math Videos on Exponents (Part - 2)
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