Tell whether the sequence is arithmetic. If it is, what is the common difference?

15,19,23,27 ...

A. yes; 15/19

B. yes; 4

C. yes; 34

D. no

Is the ratio 2.5:3.5 proportional to the ratio 12:5

What is 4/8 in simplest form

A table that originally cost $196 is on sale for $160. What is the percent of decrease rounded to the nearest tenth?

Blake is cutting a piece of rope into fourths. If each piece is 16 inches long, what it the length of the entire rope?

what is would be that answer when is Write an expression to describe the sequence below. Use n to represent the position of a term in the sequence, where n = 1 for the first term. - 26, - 25, - 24, - 23, ...

Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 148 ft, and ball 2 is dropped from a height of 203 feet.

If 4+6+7=242854 6+6+7=364217 6+7+8=424828then 7+5+8=?

the numbers 30 to 74 are in a hat. If the probability of drawing a multiple of 2 is 23/45. What is the probability of not drawing a multiple of two?

What is the value of p? p+1/5-1/2=1/10

An orchestra of 120 players takes 40 minutes to preform a symphony. How long will it take for 60 players to preform the symphony