What same number of letters as its value

Which of the following sequences is an arithmetic sequence? A. {1,4,16,48, ...} B. {-10,5,-2.5,1.25, ...} C. {100,20,4,0.8, ...} D. {-10,-3.5,3,9.5, ...}

If R is the total resistance for a parallel circuit with two resistors of resistances of r1 and r2 then 1/r=1/r1+1/r2 find the resistance r1 if the total resistance is 20 ohms and r2 is 75 ohms round your answer to the nearest ohms if neccesary a.

The difference of 4x and 3 is - 6

What is an equivalent expression for x=3y-2

An 800 gallon swimming pool is being drained. After five hours, 500 gallons have been drained. If the rate of drainage continues, how long will it take to drain the pool? A) 0.125 hours B) 5 hours C) 8 hours D) 9 hours

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I am the fencing around a rectangler lion exhibit at a zoo the lions have 1000 m? to roam iside rectangler area that is 15 m longer than it is wide if I were to unwind and make make myself straight how long would I be

What is the greatest integer that is a solution to the inequality 12 > (x/2) + 1?

6 (v+2) - 7v = 6 + 5v

The formula below gives A, the area of a parallelogram with base b and height h. A=bh If a parallelogram has an area of 60 square meters, which equation gives the height of the parallelogram as a function of its base?