DIGITAL SAT MATH PROBLEMS AND SOLUTIONS
(Part - 23)

Problem 1 :

f(x) = (x + 6)(x + 5)(x - 4)

The function f is given. Which table of values represents y = f(x) - 3?

Solution :

Problem 2 :

For the function q, the value of q(x) decreases by 45% for every increase in the value of x by 1. If q(o) = 14, which equation defines q?

A)  q(x) = 0.55(14)^x

B)  q(x) = 1.45(14)^x

C)   q(x) = 14(0.55)^x

D)  q(x) = 14(1.45)^x

Solution :

Problem 3 :

The graph of y = f(x) + 14 is shown. Which equation defines function f?

Solution :

Problem 4 :

RS = 20

ST = 48

TR = 52

The side lengths of right triangle RST are given. Triangle RST is similar to triangle UVW where S corresponds to V and T corresponds to W. What is the value of tan W ?

Solution :

Problem 5 :

One gallon of paint will cover 220 square feet of a surface area. A room has a total wall area of w square feet. Which equation represents the total amount of paint P, in gallons, needed to paint the walls of the room twice?

Solution :

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