Arithmetic

(1 + 5 √) (1 − 5 √) = (1 + 5) (1 − 5) =

(− 1.5) (1.2) − (4.5) (0.4) 30

The value of -3-(-10) is how much greater than the value of -10-(-3) ?

Which of the following fractions is equal to the decimal 0.0625 ?

31 125 = 31 125 =

3 * 0.072 0.54 =

If k is an integer and 0.0010101*10^k is greater than 1,000, what is the least possible value of k ?

What is the value of 2 x 2 − 2.4 x − 1.7 for x = 0.7 ?

If the numbers 17/24, 1/2, 3/8, 3/4, and 9/16 were ordered from greatest to least, the middle number of the resulting sequence would be

In which of the following pairs are the two numbers reciprocals of each other? I. 3 and 1/3 II. 1/17 and -1/17 III. √ 3 √ and √ 3 3 √ 3

Of the following, the closest approximation to 5.98 (601.5) 15.79 − − − − √ 5.98 (601.5) 15.79 is

35096.00011574074

Last year if 97 percent of the revenues of a company came from domestic sources and the remaining revenues, totaling $450,000, came from foreign sources, what was the total of the company's revenues?

If a, b, and c are nonzero numbers and a + b = c, which of the following is equal to 1 ?

If a = 1 and (a - b)/c = 1 which of the following is NOT a possible value of b?

The table above show the daily change in the price of a certain stock last week. What was the net change in dollars in the price of the stock for the week?

1,234 1,243 1,324 ..... .... +4,321 The addition problem above shows four of the 24 different integers that can be formed by using each of the digits 1,2,3,4 exact;y once in each integer. What is the sum of these 24 integers?

2 3 5 − 1 2 3 2 3 − 3 5

Of the following, which is least ?

An author received $0.80inroyaltiesforeachofthefirst100,000copiesofherbooksold,and$0.60 in royalties for each additional copy sold. If she received a total of $260,000 in royalties, how many copies of her book were sold?