Valeriecompton Valeriecompton

13-04-2018
Mathematics

contestada

Find y when x=6 and z=8 if y varies jointly as x and z and y=60 when x=3 and z=4
A. Y=6×6×10; 360
B. Y=5×6×8; 240
C. Y=5×6×10; 300
D. Y=5×5×8; 200

Respuesta :

hhuynh7148 hhuynh7148

13-04-2018

I think it's B because as y varies jointly as x and z,so if x and z are doubled,the y-value will be multiplied by 4 times.

Answer Link

Otras preguntas

Passes through points 3,-1 and has a slope of -1

Please help me with number 13

what number is equivalent to 3^4/3^2

Explain why u choose this quote “ “I am not the same, having seen the moon shine on the other side of the world”

Approximately 1,870,000 oz of gold went into the manufacturing of electronic equipment in a certain country in 1 year. This was 11% of all the gold mined in tha

A farmer watered 3/8 of a field. What percentage is equivalent to the fraction of the field the farmer watered?

Two Florida panthers were weighed. One weighs 6x + 21 pounds and the two together weigh 14x + 11 pounds. How much does the other panther weigh alone?

Write the equation of parabola that has vertex (9,7) and passes through point (3,8).

which point is on the graph of f(x) = 2*5^x

How did Phillip II improve the phalanx