Which equation has the following characteristics?

y varies directly with x

y=30 when x = 3

A. y=27+x

B. y=10x

C. y=33-x

D. 30x

I think it's B

What is the volume of a cylinder, in cubic inches, with a height of 9 inches and a base diameter of 10 inches? Round to the nearest tenths place

A sewing club used 48 feet of fabric to make 8 blanks. at this rate, how many blankets can be made from 12 yards of fabric?

Assured normally costs £42 if you receive a 15% discount how much change will you get from £50

Translate this equation into a real life situation. 4m = - 8

The area of a rectangle is 3/5 square meter. The width is 2/5 meter. What is the length of the rectangle

Determine the mean, median, mode, and midrange for this collection of class test scores: 88 82 97 76 79 92 65 84 79 90 75 82 78 77 93 88 95 73 69 89 93 78 60 95 88 72 80 94 88 74 a. Mean is 84, median is 82, mode is 82, midrange is 77 b.

In a cohort of thirty graduating students, there are three different prizes to be awarded. if no student can receive more than one prize, in how many different ways could the prizes be awarded?

Simplify the expression: 4 (2x-12) + 60+5x

What is 15x plus 6x?

When y is 3 and x is 5 what's the constant of variation