Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. Mark wants to fence 4 rectangular gardens, each with a length of feet and a width of feet. What is the total length of fencing Mark needs to surround all 4 gardens? Mark needs feet of fencing.

Let r = 3. what is the value of r + 58?

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?