Which of the following pair of numbers could be the slopes for a set of perpendicular lines?

1/2 and 2

3/4 and - 4/3

-2/5 and - 5/2

Theresa has just purchased a new purse in the shape of a rectangular box to match her favorite shoes. The purse has a length of 15 cm, a width of 5.8 cm, and a height of 10 cm. What is the volume of the purse?

How many weeks did it take for a dog to compute 45 pounds of food?

Travis spent 20 minutes getting ready for school in the morning. He spent 9/20 of the time eating breakfast. Write this fraction of time as a decimal

Callie has 83 postcards in her collection. Of the postcards, 24 are from Canada. The rest of the postcards are from United States. How many of the postcards are from the United States?

Jill has 5 apples he the. Gives 3 to Stacy and gives 1 to Abby how many apples does Jill have left

Where would you place 2.5 on the Venn diagram? A) integers B) natural numbers C) rational numbers D) irrational numbers

Which of the following microscopes has the highest resolution?

Mary throws a plastic disc to her friend. Her friend catches the disc six seconds after Mary throws it. The table shows the height of the disc at one-second intervals. A 2-column table with 7 rows.

Which expression is equivalent to the value 64? A) 34 B) 64 C) 6.4 x 102 D) 82

Construct the cumulative frequency distribution for the given data. Daily Low (degrees° F) Frequency 35-39 11 40-44 22 45-49 44 50-54 13 55-59 66 60-64 88 65-69 11 Construct the cumulative frequency distribution.