I have a pouch with pens and pencils in it. at the moment, the ratio of pens to pencils is 3:5. if phil gives me 3 pens in exchange for 9 of my pencils, i will have an equal number of pens and pencils. how many pens will that be?

Jose can read 7 pages of his book in 5 minutes. At this rate, how long will it take him to read the entire 175 page book?

The chart shows the high temperature each day in Fairbanks, Alaska during the month of February 2009. What was the median high temperature in Fairbanks for the first week of the month?

A scale on a drawing is 0.5 mm : 4 cm. the height of the drawing is 4.5 millimeters. what is the actual height of the object?

Share £747 in the ratio 2:7

Describe the error in the work shown below. Find an expression equivalent to 18 + 30. Factors of 18: 1, 2, 3, 6, 9, 18 Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30 18 + 30 = 6 (3 + 10)

What are the y and x intercept of 3x-5y=15

15 more than 3 times a number is at most 7

A researcher measured the heights of forty high-school students. The measurements are recorded here. Heights (in inches) 58 59 60 60 60 61 61 61 61 62 62 62 62 62 62 63 63 63 64 65 67 67 68 68 68 68 69 69 70 70 70 71 71 71 71 71 72 73 74 76 If

Sally's bicycle tire is 52 inches in circumference. Number of Revolutions Distance Covered. 1 inches 3 inches 12 inches 27 inches 146 inches

Lower quartile of 6 8 10 12 14 15 15 20