howardmj80 howardmj80

03-03-2020
Mathematics

contestada

Solve for K, the constant of variation, in a joint variation problem where y=520, x=5, z=6.5. Solution is?

Respuesta :

Onoriodefelix Onoriodefelix

03-03-2020

Answer:

K = 676

Step-by-step explanation:

When y is directly proportional to x and inversely poportional to z

We have

y = kx/z

When y =520

x = 5

z = 6.5

K =?

We have

520 = k x 5/6.5

Cross multiply

520 x 6.5 = 5k

3380 = 5k

Divide both sides by 5

3380/5 = 5k/5

676 = k

k = 676

Answer Link

Otras preguntas

Find the fifth term of an=(-1)^n/2n-1 a.-1/7 b.-1/9 c.1/9 d.1/7

Which structure is Chad drew a diagram to compare animal cells and bacterial cells. Which label belongs in the area marked X?found in some but not all plant cel

Which conversion requires multiplication? A decimeter - meter B meter - kilometer C kilometer - meter D millimeter - centimeter

How many degrees does the minute hand of a clock travel in 1 minute? What angle does an hour hand travel in 1 min?

A formula for 8 bottles of window cleaner calls for 6 cups of rubbing alcohol, 2 and one-fourth gallons of water, and 1 and one-half cups of ammonia. How many q

Hey u! I need help simplify this expression

5. Convert 23.92inHg to bar

Which angle of rotation is an angle of rotational symmetry for all figures?

A parabola is defined by the equation x = 5y2 In which direction will the parabola open? ОА. up OB. down O C. right OD. left

When did the Renaissance spread to northern Europe?