Arithmetic
Question 1

Diana practices piano 2 hours every Monday, Wednesday, and Friday. Tuesdays and Thursdays she practices 2.5 hrs. Saturdays and Sundays - 1 hr. How many hours does she practice every 2 weeks?

5.5
11
13
26

Question 2

A box contains 2 red and 7 yellow marbles. How many red marbles must be added to the box so that 50% of all marbles will be red?

3
4
5
6

Question 3

40 percent of 200 is equal to 8 percent of what?

100
1,000
2,000
10,000

Question 4

In Allentown, 5/6 of the workers are married and 5/6 of the married workers have children. What fraction of all workers in the town are married without children?

5/36
11/36
25/36
5/6

Question 5

For which of the following numbers is the reciprocal of one of the numbers equal to the square of the other:
I. 1/5 and 25
II. 3 and 1/9
III. 1 and 1

I only
II only
I and II only
I, II and III

Question 6

If 12 out of 20 problems on a test were correct, what percent of all problems are wrong?

12%
40%
60%
66%

Question 7

If two middle digits of a number 1234 are interchanged, the resulting number is

9 lesser than 123
90 greater than 1234
900 more than 1234
90 less than 1234

Question 8

3, 4, 7, 11 ...
Find the eighth term in this sequence.

13
18
29
76

Question 9

If , then x =

0
15
25
95

Question 10

90
900
9,000
90,000

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