ACT - Math - 查题吧

单选题

Two cell phone companies, Integratel and Youcell, both have a calling plan with500 peak minutes. Integratel charges a one-time $100 setup fee and $40 a month fortheir. Youcell has a setup fee of $120 and charges $35 monthly. How many monthswould a person subscribe and pay the same total for either provider？

A. 2
B. 4
C. 10
D. 12
E. 18

单选题

Jim is able to sell a hand-carved statue for $670 which was a 35% profit over his cost. How much did the statue originally cost him？

A. $496.30
B. $512.40
C. $555.40
D. $574.90
E. $588.20

单选题

Simon arrived at work at 8:15 A.M. and left work at 10: 30 P.M. If Simon gets paid by the

A. $120.25
B. $160.75
C. $173.75
D. $180
E. $182.50

单选题

In teaching a lesson on the concept of thirds, Ms. Chu uses a divide-and-set-aside procedure. She starts with acertain number of colored disks, divides them into 3equal groups, and sets 1group aside to illustrate 1/3.She repeats the procedure by taking the disks she hadNOT set aside, dividing them into 3equal groups, andsetting 1of these groups aside. If Ms. Chu wants to beable to complete the divide-and-set-aside procedure at least 4times (without breaking any of the disks intopieces), which of the following is the minimumnumber of colored disks she can start with？

A. 12
B. 15
C. 27
D. 54
E. 81

单选题

The least common multiple (LCM) of 2 numbers is 108. The greater of the 2 numbers is 54. What is the maximum value of the other number？

A. 2
B. 6
C. 18
D. 27
E. 36

单选题

What is the slope of the line through (–5,2) and (6,7) in the standard (x,y) coordinate plane？

A. 9
B. 5
C. -5
D. 5/11
E. -5/11

单选题

Patrons at a certain restaurant can select two of three appetizers—fruit, soup, and salad—along with two of three vegetables—carrots, squash, and peas.What is the probability that any patron will select fruit, salad, squash, and peas？

A. 1/2
B. 1/3
C. 1/6
D. 1/9
E. 1/12

单选题

What is the slope of any line parallel to the line 8x+9y=3in the standard (x,y) coordinate plane？

A. -8
B. -8/9
C. 8/3
D. 3
E. 8

不定项选择题

How many irrational numbers are there between 1 and 6 ？

A. 1
B. 3
C. 4
D. 10
E. Infinitely many

单选题

Of 60 pairs of socks in a drawer, 40% are blue, while the remaining socks are all gray. If

A. 1:2
B. 5:9
C. 3:5
D. 9:5
E. 2:1

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