If the pattern show continues how many black keys appear on a pipe organ with total of 240 keys?

Drag the slider to see the number of water lilies in the pond each day. Collect the data and fill in the text boxes below. 0 days 1 day: 2 days: 3 days: 4 days: 5 days:

What is the minimum number of significant figures required for a numerical answer to always meet a 1% tolerance level?

Sharon measured two apples. The green apple weighed 3/8 pound. The red apple weighed 1/3 pound. Which Apple was heavier? Write an inequality to show how their weights compare.

Jack rents a car for one day for a fee of $25.50. the company charges $1.50 for each mile that jack drives. jack does not want to spend more than $60 for the fee and mileage combined. what is the greatest number of miles he can drive?]

The rectangles on a quilt are 2 inches wife and 3 inches long. the perimeter of each rectangle is made by a pattern of red thread. If there are 30 rectangles in the quilt, how many red thread will be needed

The table shows data for a car stopping on a wet road. v d 20 38 30 86 40 153 stopping distance formula d (v) = 2.15v2/64.4f Determine the value of f, rounded to the nearest hundredth.

Write an expression for the sum of d and 9

What is a 4:1 ratio? Is it equivalent to 75% to 25%?

Given the net with dimensions below, find the surface area of the shape. 6 ст 3 cm 4 cm

Given the the sequence 3 + 8 + 13. obtain the common difference