Ling paid $1.15 in sales tax on a purchase of $18.40. What is the sales tax rate?

The length of a rectangle is 11 ft longer than twice the width. If the perimeter is 70 ft, find the length and width of the rectangle

Write this number in words form 3,388,198

Trig. Ratios of perimeters and areas. The areas of two similar polygons are in the ratio 64:81. Find the ratio of the corresponding sides.

The diameter of a sphere is 11.8m calculate the spheres volume

The circumference of a circle with radius 8 meters is ___m. Round to the nearest hundredth

The cross section of any right prism parallel to its base is congruent to the base.

Mrs. Garcia has two kinds of flowers in her garden. The ratio of lilies to daisies in the garden 3:2 if there are 15 lilies, what is the total number of flowers in her garden?

Suppose that y varies directly with x and y=10 when x=20. What is y when x=15

What is 720° converted to radians? a) 1/4 b) pi/4 c) 4/pi d) 4pi

The 8:00 a. m. train has arrived on time 5 days in a row. What's the probability that it will arrive on time tomorrow? Explain.