SAT MATH VIDEOS - Part 1 (No Calculator)

Problem 1 :

A faulty register records only $5 for every $8 deposit. If the register shows a total balance of $40, what is the actual balance?

(A)  $25

(B)  $64

(C)  $72

(D)  $80

Solution :

Problem 2 :

If (x - 2)² + (y - 3)² + (z + 4)² = 0, what is the value of

(x + y + z)?

(A)  -4

(B)  0

(C)  1

(D)  2

Solution :

Problem 3 :

If 3^{x - 3} = 27, what is the value of x?

(A)  -4

(B)  0

(C)  1

(D)  2

Solution :

Problem 4 :

The triangle above is isosceles and b > a. Which of the following must be FALSE?

(A)  AB = BC

(B)  AB = AC

(C)  AC = BC

(D)  a = c

Solution :

Problem 5 :

The graph opf a parabola has x-intercepts at ⅗ and -½. Which of the following could be the equation of the parabola?

(A)  y = (5x - 1)(2x + 3)

(B)  y = (5x + 1)(2x - 3)

(C)  y = (5x - 3)(2x + 1)

(D)  y = (5x + 3)(2x - 1)

Solution :

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