The lead of a screw is the distance that the screw advances in a straight line when the screw is turned 1 complete turn. If a screw is 2
inches long and has a lead of 
inch, how many complete turns would get it all the way into a piece of wood?
(A)5
(B)10
(C)15
(D)20
(E)25
Jane wants to bring her bowling average up to an 85 with her performance on her next game. So far she has bowled 5 out of 7 equally weighted games, and she has an average score of 83. What must her score on her next game be in order to reach her goal?
（A）83 （B） 85 （C） 90 （D） 93 （E） 95
Correct Answer: E
In the following figure, the two triangles are similar. The lengths of their sides are shown. What is the value of yin terms of x?
(F) x+ 1(G) x+ 2(H) x+ 3(J) x+ 4(K) x+ 5
Correct Answer: J
The expression 
equals:
(A) 
(B) 
(C) 
(D) 
(E) 
Correct Answer: E
More ACT Math Exam Questions
- 1If x = 3T + 4 and y = 5 - T, then which of the following equations expresses y in terms of x?
- 2Mike sold 3
pounds of beef at his deli on Wednesday and 2
pounds of beef on Saturday. Which of the following ranges includes the
total amount of beef, in pounds, Mike sold during these two days? - 3In the standard (x,y) coordinate system, circle O has its center at (4,-3) and a radius of 12 units. Which of the following is an equation of the circle?
- 4As shown in the standard (x,y) coordinate plane below, A (2,4) lies on the circle with center L (10,-2) and radius 10 coordinate units. What are the coordinates of the image of A after the circle is rotated 90° counterclockwise (?) about the center of the circle?
- 5
The employees at Belinda's Paint Store are having a competition to see who can create the most new accounts over a period from January to June in a certain year. Data is missing because one of the employees began to erase it from the white board, thinking that the competition was over. The numbers in the chart below have been confirmed with the assistant manager's personal records.
Which of the following is closest to the percent decrease in Cameron's new accounts from January to February?