Convert to percent the ratio of 21 to 28 and its reciprocal. By what percent is 21 less than 28? By what percent is 28 larger than 21?

A building is drawn with a scale of 1in : 3ft. The height of the drawing is 1ft 2in. After a design change, the scale is modified to be 1in. : 4ft. What is the height of the new drawing?

Students at Springfield Middle school are planning to rooftop a garden. They plan to plant flowers in 18 beds, which is 30% of the total number of garden beds. What is the total number of garden beds in the students plans?

Karen drew triangle with said length 3centimeters

What is the time elaspsed between 11:00 and 2:15

A radio station had 135 tickets to a concert. They gave away 4 times as many tickets to listeners as to employees. How many tickets did they give away to employees?

What are the Rays of half circle

Given EG = 16 and FH = 12, what is the length of one side of the rhombus? 6 units 8 units 10 units 14 units

Determine the sine of

Factor 8r+40. Write your answer as a product with a whole number greater than 1

What's 85 divided by 9